Representative before the EPO

Employment test 51 - 200 employees
Company dna valea ab
no operation time available
989.12
Headquarter in Gothenburg and 4 offices
active in Legal Services and IP Consulting

Representative before the EPO

Employment test 51 - 200 employees
Company dna dehns ltd
operating since 1920
1167.22
Headquarter in London and 4 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing

Benjamin Hoffmann has worked on the following 108 EPO patent applications which have been published in the last five years:

EP11717448

WELL SERVICING FLUID

IPC classification:
C09K 8/66, C09K 8/68, C09K 8/84
Agent:
Multiple attorneys, Dehns Ltd
Status:
The patent has been granted
EP11801486

FLUORAPATITE-FORMING CALCIUM PHOSPHATE CEMENTS

IPC classification:
C09K 3/00
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP11729226

ETCHING COMPOSITION AND ITS USE IN A METHOD OF MAKING A PHOTOVOLTAIC CELL

IPC classification:
C09K 13/00, H01L 21/311, H01L 31/18
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11755191

SILVER PARTICLES AND A PROCESS FOR MAKING THEM

IPC classification:
B22F 1/00, B22F 9/24
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11761446

SOLDERABLE POLYMER THICK FILM SILVER ELECTRODE COMPOSITION FOR USE IN THIN-FILM PHOTOVOLTAIC CELLS AND OTHER APPLICATIONS

IPC classification:
C08K 3/08, C09D 11/00, H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11808421

CONDUCTIVE PASTE COMPOSITION CONTAINING LITHIUM, AND ARTICLES MADE THEREFROM

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11808494

CONDUCTIVE PASTE COMPOSITION CONTAINING LITHIUM, AND ARTICLES MADE THEREFROM

IPC classification:
C03C 3/07, C03C 3/072, C03C 3/074, C03C 4/14, H01B 1/16, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11861302

UNITIZED ELECTRODE ASSEMBLY WITH HIGH EQUIVALENT WEIGHT IONOMER

IPC classification:
B01J 23/44, B82B 3/00, H01M 4/92, H01M 8/02, H01M 8/10
Applicant:
Ballard Power Systems Inc.
Applicant:
Audi AG
Agent:
Stefan Christopher Waibel, Klunker Schmitt-Nilson Hirsch Patentanwälte (KSNH) Klunker IP Patentanwälte PartG mbB
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12711519

HIGH TEMPERATURE TREATED MEDIA

IPC classification:
B01D 39/16, D04H 1/435, D04H 1/54, D04H 1/541, D04H 1/55
Applicant:
Donaldson Company, Inc.
Agent:
Benjamin Hoffmann, Valea AB
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12719023

ORGANOGOLD COMPLEXES AND METHODS FOR MAKING THE SAME

IPC classification:
C07F 1/12
Applicant:
University of Sussex
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11726578

DELAYED RELEASE WELL TREATMENT COMPOSITES FOR USE IN WELL TREATMENT FLUIDS

IPC classification:
C09K 8/536, C09K 8/60, C09K 8/70, C09K 8/72
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12714914

USE OF METHYLHYDROXYETHYL CELLULOSE AS CEMENT ADDITIVE

IPC classification:
C04B 24/38, C04B 28/02, C04B 28/04, C09K 8/487, C09K 8/493
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP12719850

COMPOSITES FOR CONTROLLED RELEASE OF WELL TREATMENT AGENTS

IPC classification:
C04B 35/01, C04B 38/00, C09K 8/536, C09K 8/54, C09K 8/80, E21B 43/04
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12724055

LOW TEMPERATURE CO-FIRED CERAMIC STRUCTURE FOR HIGH FREQUENCY APPLICATIONS AND PROCESS FOR MAKING SAME

IPC classification:
H01L 23/15, H01L 23/498, H05K 1/03, H05K 3/46
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12727970

SOLDERABLE POLYMER THICK FILM CONDUCTIVE ELECTRODE COMPOSITION FOR USE IN THIN-FILM PHOTOVOLTAIC CELLS AND OTHER APPLICATIONS

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12727089

THICK FILM PASTE CONTAINING BISMUTH-BASED OXIDE AND ITS USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
H01B 1/16, H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12727084

THICK FILM PASTE CONTAINING BISMUTH-BASED OXIDE AND ITS USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
H01B 1/16, H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12724025

METHOD OF INHIBITING OR CONTROLLING RELEASE OF WELL TREATMENT AGENT

IPC classification:
C09K 8/035, C09K 8/28, C09K 8/36, C09K 8/52, C09K 8/60
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12735704

THICK FILM PASTE AND USE THEREOF

IPC classification:
C22C 32/00, H01B 1/22, H05K 1/09
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12726516

CEMENT SET RETARDER BASED ON A BORATE ESTER COMPLEX AND METHOD USING THE SAME

IPC classification:
C04B 28/02, C04B 40/00, C07F 5/04, C09K 8/467
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP11869297

LOW PLATINUM LOAD ELECTRODE

IPC classification:
B01J 21/18, B01J 23/42, B01J 31/02, H01M 4/92, H01M 8/10
Applicant:
Ballard Power Systems Inc.
Applicant:
Audi AG
Applicant:
United Technologies Corporation
Agent:
Karl-Heinz Wohlfrom, Klunker Schmitt-Nilson Hirsch Patentanwälte (KSNH) Klunker IP Patentanwälte PartG mbB
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP10833849

METHODS OF USING A SET OF SILICON NANOPARTICLE FLUIDS TO CONTROL IN SITU A SET OF DOPANT DIFFUSION PROFILES

IPC classification:
H01L 31/00
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12750668

ALUMINIUM PASTE WITH NO OR POOR FIRE -THROUGH CAPABILITY AND USE THEREOF FOR BACK ELECTRODES OF PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELLS

IPC classification:
C03C 8/02, C03C 8/18, H01B 1/16, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12725874

PROTEIN DETECTION

IPC classification:
C07K 1/14, G01N 33/68
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12727058

A METHOD OF SLICKWATER FRACTURING

IPC classification:
C09K 8/68, F17D 1/17
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12828961

FLUID LOSS CONTROL IN VISCOELASTIC SURFACTANT FRACTURING FLUIDS USING WATER SOLUBLE POLYMERS

IPC classification:
C09K 8/50, C09K 8/508, C09K 8/514
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12751413

BARRIER LAYER DIELECTRIC FOR RFID CIRCUITS

IPC classification:
C08G 18/08, C09J 175/00, G06K 19/077, H01Q 1/22, H05K 3/12
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12766505

PROCESS FOR THE PRODUCTION OF LFC-PERC SILICON SOLAR CELLS

IPC classification:
H01L 31/0224, H01L 31/18
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12726530

WELL SERVICING FLUID AND METHOD OF SERVICING A WELL WITH THE FLUID

IPC classification:
C09K 8/74
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP12769557

THERMOFORMABLE POLYMER THICK FILM SILVER CONDUCTOR AND ITS USE IN CAPACITIVE SWITCH CIRCUITS

IPC classification:
C08K 3/08, C08L 71/00, H01B 1/22, H01H 1/029, H03K 3/12, H03K 17/96, H03K 17/975, H05K 1/09
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP12833177

FIBERS MADE FROM SOLUBLE POLYMERS

IPC classification:
C08G 12/00, D01F 8/00
Applicant:
Donaldson Company, Inc.
Agent:
Benjamin Hoffmann, Valea AB
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12731854

COMPOSITIONS AND METHODS OF TREATING HIGH TEMPERATURE SUBTERRANEAN FORMATIONS

IPC classification:
C09K 8/68, C09K 8/70, C09K 8/72
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12769832

FINE FIBERS MADE FROM POLYMER CROSSLINKED WITH RESINOUS ALDEHYDE COMPOSITION

IPC classification:
B01D 39/08, B01D 46/00, D01D 5/00, D01F 6/90, D01F 8/12, D01F 8/16
Applicant:
Donaldson Company, Inc.
Agent:
Benjamin Hoffmann, Valea AB
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP09852144

DEUTERATED COMPOUND AS PART OF A COMBINATION OF COMPOUNDS FOR ELECTRONIC APPLICATIONS

IPC classification:
C07B 59/00, C07C 15/20, C07C 15/28, C07C 211/54, C07C 211/61, C07D 209/86, C09K 11/06, H01L 51/00, H01L 51/50, H01L 51/54
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12191818

Metallic particle induced saponification of fatty acids as breakers for viscoelastic surfactant-gelled fluids

IPC classification:
C09K 8/03, C09K 8/52, C09K 8/68
Applicant:
Baker Hughes Incorporated
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11730151

PROCESS FOR THE FORMATION OF A SILVER BACK ANODE OF A SILICON SOLAR CELL

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12840932

ORGANIC ELECTRONIC DEVICE FOR LIGHTING

IPC classification:
H01L 51/54
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12841055

ORGANIC ELECTRONIC DEVICE FOR LIGHTING

IPC classification:
H01L 51/52, H01L 51/54
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12841153

ORGANIC ELECTRONIC DEVICE FOR LIGHTING

IPC classification:
H01L 51/52, H01L 51/54
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12841432

METHOD FOR REDUCING HYDROGEN SULFIDE EVOLUTION FROM ASPHALT AND HEAVY FUEL OILS SULFIDE EVOLUTION FROM ASPHALT AND HEAVY FUEL OILS

IPC classification:
C08L 95/00, C10C 3/02, C10G 29/00, C10L 10/00
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12750673

CONDUCTIVE COMPOSITIONS CONTAINING Li2RuO3 AND ION-EXCHANGED Li2RuO3 AND THEIR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12795651

SPECIMEN VIEWING DEVICE

IPC classification:
G01N 21/88, G01N 21/958
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP12787620

A PROCESS OF FORMING AN ALUMINUM p-DOPED SURFACE REGION OF AN n-DOPED SEMICONDUCTOR SUBSTRATE

IPC classification:
H01L 31/0224, H01L 31/18
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12798919

A PROCESS OF FORMING AN ALUMINUM p-DOPED SURFACE REGION OF A SEMICONDUCTOR SUBSTRATE

IPC classification:
H01L 21/22, H01L 21/225, H01L 31/0224, H01L 31/18
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12721129

CONDUCTIVE METAL COMPOSITION

IPC classification:
C08L 67/00, H01B 1/22, H05K 3/12
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13169774

Electronic device including phenanthroline derivative

IPC classification:
C07D 471/04, C07D 471/16, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP14162596

Method of preparing silver nanoparticles

IPC classification:
A01N 25/04, A01N 25/34
Applicant:
Kimberly-Clark Worldwide, Inc.
Applicant:
Avent Inc
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12193117

Thick-film paste containing lead-vanadium-based oxide glass and its use in the manufacture of semiconductor devices

IPC classification:
C03C 8/08, C03C 8/10, C03C 8/12, C03C 8/18
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12724039

THICK FILM PASTE CONTAINING BISMUTH-TELLURIUM-OXIDE AND ITS USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
H01B 1/16, H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12196399

The use of a conductive composition containing leadtellurium- based oxide in the manufacture of semiconductor devices with lightly doped emitters

IPC classification:
C03C 8/10, C03C 8/16, C03C 8/18, H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP11718192

POLYMER THICK FILM ENCAPSULANT AND ENHANCED STABILITY PTC CARBON SYSTEM

IPC classification:
B60N 2/56, C08L 27/16, C08L 33/12, C09D 127/16, H01C 1/034, H01C 7/02, H05B 3/84
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP14162121

Metal carboxylate salts as H2S scavengers in mixed production or dry gas systems

IPC classification:
C10L 3/00, C10L 3/10
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP12860139

PROCESS AND MATERIALS FOR MAKING CONTAINED LAYERS AND DEVICES MADE WITH SAME

IPC classification:
H01L 51/52, H01L 51/54, H01L 51/56
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP10782798

PROCESS FOR THE FORMATION OF A SILVER BACK ELECTRODE OF A PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELL

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Christine Biering, DuPont Performance Coatings GmbH & Co. KG
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13736311

PROCESS FOR PREPARING BLENDS OF BITUMEN HAVING KNOWN STABILITY PROPERTIES

IPC classification:
C08L 95/00, C10C 3/02, E01C 7/18, E01C 19/45
Applicant:
Baker Hughes Incorporated
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13735623

METHOD FOR REDUCING CATALYST FINES IN SLURRY OIL FROM A FLUIDIZED CATALYST CRACKING PROCESS

IPC classification:
B01J 8/18, B01J 37/04, C10G 11/18
Applicant:
Baker Hughes Incorporated
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11808527

LIQUID COMPOSITION FOR DEPOSITION OF ORGANIC ELECTROACTIVE MATERIALS

IPC classification:
H01L 51/00
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13703707

METHOD OF DELAYING CROSSLINKING IN WELL TREATMENT OPERATION

IPC classification:
C09K 8/68, C09K 8/88
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13746870

MOLDED PARTS CONTAINING A POLYLACTIC ACID COMPOSITION

IPC classification:
B29C 45/00, C08J 5/00, C08L 23/08, C08L 23/16, C08L 67/04
Applicant:
Kimberly-Clark Worldwide, Inc.
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13746953

MODIFIED POLYLACTIC ACID FIBERS

IPC classification:
D01D 5/34, D01F 1/10, D01F 8/14, D04H 1/4382
Applicant:
Kimberly-Clark Worldwide, Inc.
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP13749500

BIOFUEL HAVING IMPROVED COLD FLOW PROPERTIES

IPC classification:
C10L 1/08, C10L 1/192, C10L 1/32
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13749224

COMPOSITION OF ZEOTROPIC MIXTURES HAVING PREDEFINED TEMPERATURE GLIDE

IPC classification:
C09K 5/04, F17C 6/00, F17C 13/00
Applicant:
United Technologies Corporation
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13180597

Chrysene compounds for luminescent applications

IPC classification:
C07C 211/61, C09K 11/06, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13709650

SILVER PASTE AND USE THEREOF IN THE PRODUCTION OF SOLAR CELLS

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12806239

ANTI-INTERFERENT BARRIER LAYERS FOR NON-INVASIVE TRANSDERMAL SAMPLING AND ANALYSIS DEVICE

IPC classification:
A61B 5/145, A61B 5/1477, A61B 5/1486, A61B 5/1491
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13706110

A METHOD OF INCREASING EFFICIENCY IN A HYDRAULIC FRACTURING OPERATION

IPC classification:
C09K 8/72
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP13761651

COLD FLOW IMPROVEMENT OF DISTILLATE FUELS USING ALPHA-OLEFIN COMPOSITIONS

IPC classification:
C10L 1/195
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12737388

THICK FILM PASTE AND USE THEREOF

IPC classification:
C22C 32/00, H01B 1/22, H05K 1/09
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13772329

VISUALIZING POLYNUCLEAR AROMATIC HYDROCARBONS WITHIN THE NEAR INFRARED SPECTRUM

IPC classification:
E21B 49/08, G01N 21/35
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13771759

BLUE LUMINESCENT COMPOUNDS

IPC classification:
C07F 5/00, C09K 11/06, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11811607

TRIAZINE DERIVATIVES FOR ELECTRONIC APPLICATIONS

IPC classification:
C07D 251/24, C07D 401/10, C07D 401/14, C07D 403/10, C07D 409/10, H05B 33/12
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13717140

SOLAR CELL AND MANUFACTURING METHOD OF THE SAME

IPC classification:
H01L 31/0224, H01L 31/068
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13782087

BLUE LUMINESCENT COMPOUNDS

IPC classification:
C07D 471/04, C07F 17/02, C09K 11/06, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13780945

BLUE LUMINESCENT COMPOUNDS

IPC classification:
C07D 471/04, C07F 17/02, C09K 11/06, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP13700445

GLASS COMPOSITION AND ITS USE IN CONDUCTIVE SILVER PASTE

IPC classification:
C03C 3/12, C03C 3/21, C03C 8/12, C03C 8/18, C03C 8/20, C03C 8/24, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13793357

VARIABLE TG ARTICLE, METHOD OF MAKING, AND USE OF SAME

IPC classification:
C08J 3/24, C08J 5/00, C08K 3/36, C08K 7/02, C08L 81/00
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13797632

SYNERGISTIC H2S SCAVENGERS

IPC classification:
C09K 8/52, C10G 29/06, C10L 3/10
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13800948

FLUIDS FOR USE WITH HIGH-FREQUENCY DOWNHOLE TOOLS

IPC classification:
C09K 8/32, E21B 43/22
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13733188

COMPOSITION AND METHOD FOR RETENTION OF SOLVATED COMPOUNDS AND IONS

IPC classification:
A01N 25/10, A01N 37/34, A01N 43/54, A01N 43/653, A01P 3/00, B01J 20/26, B01J 20/32, B09C 1/00, B09C 1/08, C02F 1/28, C08G 8/22, C08G 8/36, C08G 8/38, C09D 161/12, C09D 161/14
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13806387

PROCESS FOR PREDICTING THE STABILITY OF CRUDE OIL AND EMPLOYING SAME IN TRANSPORTING AND/OR REFINING THE CRUDE OIL

IPC classification:
C10G 31/00, C10G 33/08
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION REQUESTED
EP13810362

CHROMIUM DIFFUSION COATING

IPC classification:
B22F 1/00, C23C 10/34, C23C 10/52
Applicant:
United Technologies Corporation
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP13808710

LOW-DENSITY DOWNHOLE FLUIDS AND USES THEROF

IPC classification:
C09K 8/14, E21B 43/22
Applicant:
Baker Hughes Incorporated
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12880043

FRACTURING FLUIDS AND METHODS FOR TREATING- HYDROCARBONBEARING FORMATIONS

IPC classification:
E21B 43/20, E21B 43/26
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP13195943

Method for Determining the Concentration of Iron Ions in Hydrocarbon Compositions

IPC classification:
G01N 31/22
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11727618

EXTRACTION SOLVENTS DERIVED FROM OIL FOR ALCOHOL REMOVAL IN EXTRACTIVE FERMENTATION

IPC classification:
C07C 29/86, C11C 1/04, C12P 7/16
Applicant:
Butamax Advanced Biofuels LLC
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12187866

Thick film silver paste and its use in the manufacture of semiconductor devices

IPC classification:
H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP10788451

ALUMINUM PASTES AND USE THEREOF IN THE PRODUCTION OF PASSIVATED EMITTER AND REAR CONTACT SILICON SOLAR CELLS

IPC classification:
H01B 1/22
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Christine Biering, DuPont Performance Coatings GmbH & Co. KG
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12183959

Conductive paste comprising an amorphous saturated polyester resin and method of manufacturing a solar cell electrode using said paste

IPC classification:
H01B 1/22, H01L 31/0224, H01L 51/44
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11735344

METHODS OF FORMING A MULTI-DOPED JUNCTION WITH SILICON-CONTAINING PARTICLES

IPC classification:
H01L 21/22, H01L 21/38, H01L 31/18
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP11729509

ELECTROACTIVE MATERIALS

IPC classification:
C07C 211/54, C07C 211/55, C08G 73/02, C09K 11/06
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11731537

THICK-FILM PASTES CONTAINING LEAD-TELLURIUM-LITHIUM-TITANIUM-OXIDES, AND THEIR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
C03C 8/10, C04B 35/01, H01B 1/16, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP11808526

ELECTRONIC DEVICE INCLUDING A PYRIMIDINE COMPOUND

IPC classification:
C07D 239/26, C07D 401/10, C07D 401/14
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11704353

METHOD OF MANUFACTURING HIGH FREQUENCY RECEIVING AND/OR TRANSMITTING DEVICES FROM LOW TEMPERATURE CO FIRED CERAMIC MATERIALS AND DEVICES MADE THEREFROM

IPC classification:
C03C 3/068, C03C 3/19, H01L 23/00, H01Q 1/38, H01Q 9/04
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
EXAMINATION IN PROGRESS
EP11712740

WELL SERVICING FLUID

IPC classification:
C09K 8/524, C09K 8/60, C09K 8/68, C09K 8/88
Applicant:
Baker Hughes Incorporated
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11751110

METHODS OF FORMING A LOW RESISTANCE SILICON METAL CONTACT

IPC classification:
H01L 31/0224
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION WITHDRAWN
EP12704590

COMPOSITION AND METHOD FOR REMOVING FILTER CAKE

IPC classification:
C09K 8/26, C09K 8/28, C09K 8/524, C09K 8/528, C09K 8/90
Applicant:
Baker Hughes Incorporated
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13180599

CHRYSENE COMPOUNDS FOR LUMINESCENT APPLICATIONS

IPC classification:
C07C 211/61, C07D 209/86, C09B 57/00, C09K 11/06, H01L 51/00, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11715728

WOOD PRESERVATIVE FORMULATIONS COMPRISING ISOTHIAZOLONES WHICH PROVIDE PROTECTIN AGAINST SURFACE STAINING

IPC classification:
A01N 37/02, A01N 37/10, A01N 43/653, A01N 43/80, A01P 3/00, B27K 3/34, B27K 3/42, B27K 3/50
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP11729649

WOOD PRESERVATIVE COMPOSITIONS USEFUL FOR TREATING COPPER-TOLERANT FUNGI

IPC classification:
A01N 33/12, A01N 43/653, A01N 59/20, A01P 3/00, B27K 3/52
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP11721954

UV-CURABLE POLYMER THICK FILM DIELECTRIC COMPOSITIONS WITH EXCELLENT ADHESION TO ITO

IPC classification:
C08F 290/06, C08G 18/67, C08K 3/00, C08K 3/32, C08K 3/34, C08K 5/101, C08K 5/52, C09D 175/16, H01L 23/00, H01L 23/31
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11809000

ELECTROACTIVE MATERIALS

IPC classification:
C07D 209/82, C09K 11/06, H01L 51/00, H01L 51/44, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13180598

Chrysene compounds for luminescent applications

IPC classification:
C07C 211/61, C07D 209/86, C09B 57/00, C09K 11/06, H01L 51/00, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11809021

COMPOSITIONS FOR ELECTRONIC APPLICATIONS

IPC classification:
C09K 11/02, C09K 11/06, H01L 51/00, H01L 51/05, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
GRANT OF PATENT INTENDED
EP11755170

PHOTOACTIVE COMPOSITION AND ELECTRONIC DEVICE MADE WITH THE COMPOSITION

IPC classification:
C09K 11/06, H01L 51/00, H01L 51/50
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11731162

THICK-FILM PASTES CONTAINING LEAD-TELLURIUM-BORON-OXIDES, AND THEIR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
C03C 8/10, C04B 35/01, H01B 1/16, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
PATENT GRANTED
EP11731163

THICK-FILM PASTES CONTAINING LEAD- AND TELLURIUM-OXIDES, AND THEIR USE IN THE MANUFACTURE OF SEMICONDUCTOR DEVICES

IPC classification:
C03C 8/10, C04B 35/01, H01B 1/16, H01B 1/22, H01L 31/0224
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP10800869

MIXED-METAL SYSTEM CONDUCTORS FOR USE IN LOW-TEMPERATURE CO-FIRED CERAMIC CIRCUITS AND DEVICES

IPC classification:
H01B 1/22, H05K 1/09, H05K 1/11, H05K 3/00, H05K 3/40
Applicant:
E. I. Du Pont de Nemours and Company
Agent:
Multiple attorneys, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12168641

Light for an aircraft

IPC classification:
B64D 47/04, B64D 47/06, F21V 7/00
Applicant:
Goodrich Lighting Systems GmbH
Agent:
dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB
Agent:
Benjamin Hoffmann, Dehns Ltd
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT

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