Representative before the EPO

Employment test 51 - 200 employees
Company dna arnold plus siedsma
operating since 1920
Headquarter in The Hague and 12 offices
active in Legal Services, IP Consulting, IP Portfolio Processing, and IP-related Communication Service

Representative before the EPO

Company dna patentwerk bv
no operation time available
1 office
active in Legal Services

We have observed 62 EP applications Hendrik Rogier Brouwer has served for within the last five+ years. (We consider all applications which have an EP A1 publication dated after December 15, 2012). Please note, that we only count EP applications, in which the name of the patent attorney is explicitly mentioned as representative. These EP applications are:

EP12178231

Capacitive measuring circuit insensitive to high-frequency interference

IPC classification:
G01D 5/24, G01F 23/26
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION REQUESTED
EP12175860

Method for providing a foundation for a mass located at height, and a positioning frame for performing the method

IPC classification:
E02B 17/02, E02D 13/04, E02D 27/52
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION IN PROGRESS
EP11730777

DEVICE FOR DREDGING SOIL MATERIAL UNDER WATER

IPC classification:
B63B 35/30, B63C 11/42
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION IN PROGRESS
EP12702026

SUCTION HEAD FOR A DREDGING VESSEL AND METHOD FOR DREDGING USING SAID SUCTION HEAD

IPC classification:
E02F 3/88, E02F 3/92, E02F 5/10
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION IN PROGRESS
EP12175117

Device for displacing bottom material under water and method for applying such a device

IPC classification:
E02B 3/02, E02F 3/88, E02F 3/90, E02F 3/92, E02F 5/28
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
GRANT OF PATENT INTENDED
EP13150026

Device and method for drilling shafts in a ground consisting of rock, clay and/or related materials

IPC classification:
E02D 7/26, E21B 4/18, E21B 7/20, E21B 21/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION IN PROGRESS
EP11788608

DEVICE AND METHOD FOR MEASURING BIOMARKERS

IPC classification:
G01N 27/49, G01N 33/497
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION REQUESTED
EP11840013

PREPARATION METHOD FOR ULTRAHIGH MOLECULAR WEIGHT POLYETHYLENE FIBER

IPC classification:
C08J 3/22, C08J 9/04, D01D 5/08, D01F 1/10, D01F 6/04, D01F 6/46
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
APPLICATION WITHDRAWN
EP14162049

Device and method for filling a flexible bag with material, and device and method for depositing the filled bag on the bottom of a water mass

IPC classification:
B65B 1/06, B65B 43/54, B65B 43/60, B65B 61/28, B65B 67/12, B65G 65/32, E02B 3/12, E02B 17/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12787530

IMPROVED FIBER-METAL LAMINATE

IPC classification:
B32B 15/08, B64C 1/12, B64C 3/26
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13184906

Method, installation and composition for the storage of contaminated material

IPC classification:
B09B 1/00, B63B 35/00
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
EXAMINATION REQUESTED
EP13705021

AIR CARGO CONTAINER AND FLEXIBLE DOOR FOR USE IN SUCH A CONTAINER

IPC classification:
B65D 88/14, B65D 90/00, B65D 90/02
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
GRANT OF PATENT INTENDED
EP13719602

SUCTION HEAD FOR A DREDGING VESSEL AND THE RELATED METHOD

IPC classification:
E02F 3/92
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP13197215

Apparatus, dredging device and method for transporting material taken up in a liquid

IPC classification:
B65G 15/14, E02F 3/18, E02F 3/92, E02F 7/02
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
GRANT OF PATENT INTENDED
EP14172473

Support construction

IPC classification:
E02D 27/42
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14180216

Positioneerraamwerk

IPC classification:
E02D 13/04, E02D 27/42
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP13737383

SUCTION HEAD FOR A DREDGING VESSEL AND METHOD FOR DREDGING USING THIS SUCTION HEAD

IPC classification:
E02F 3/90, E02F 3/92
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP13724284

DREDGING HEAD OF A TRAILING HOPPER DREDGER AND METHOD FOR DREDGING BY MEANS OF SAID DREDGING HEAD

IPC classification:
E02F 3/92
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP14192038

Device and method for performing well interventions offshore

IPC classification:
E02B 17/00, E02B 17/02, E21B 19/22
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP14189929

Device and method for placing a pile

IPC classification:
E02D 13/04
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP11749054

APPARATUS FOR COMPOSITE TAPE DISPENSING

IPC classification:
B29C 70/38, B29C 70/54
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
APPLICATION WITHDRAWN
EP13803223

DEVICE AND METHOD FOR ASSEMBLING A STRUCTURE

IPC classification:
B66C 23/18, F03D 1/00, F03D 11/04
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION IN PROGRESS
EP13767151

AID FOR PULLING ELASTIC STOCKINGS ON AND OFF

IPC classification:
A47G 25/90
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
GRANT OF PATENT INTENDED
EP15156799

DEVICE AND METHOD FOR ARRANGING FOUNDATION PILES IN AN UNDERWATER BOTTOM

IPC classification:
E02D 7/20
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
PATENT GRANTED
EP15159254

Disposable hand cover

IPC classification:
A47L 13/18
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP13831870

DEVICE AND METHOD FOR PLACING COMPONENTS OF A STRUCTURE

IPC classification:
B66C 23/18, B66C 23/52, F03D 1/00, F03D 11/04
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION IN PROGRESS
EP14704653

METHOD FOR TRANSPORTING WATER COMPRISING SOIL PARTICLES THROUGH A PIPELINE AND FLEXIBLE PERIPHERAL BODY EVIDENTLY INTENDED FOR THE METHOD

IPC classification:
E02F 7/10, F16L 11/04
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
GRANT OF PATENT INTENDED
EP11707958

SPLICED CARBON FIBER TOW AND METHOD AND APPARATUS FOR SPLICING CARBON FIBER TOW

IPC classification:
B65H 69/06
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP14714356

DEVICE AND METHOD FOR PLACING A ROTOR BLADE OF A WIND TURBINE

IPC classification:
B66C 23/18, B66C 23/52, F03D 1/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15174730

METHOD AND DEVICE FOR TAKING A SOIL SAMPLE FROM AN UNDERWATER BOTTOM

IPC classification:
E02D 7/18
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14306252

Curable composition and molded article comprising the composition

IPC classification:
C08L 23/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The patent has been granted
EP15180246

ANTI-THROMBOGENIC POROUS MEMBRANES AND METHODS FOR MANUFACTURING SUCH MEMBRANES

IPC classification:
A61M 1/36, B01D 63/16, B01D 69/02
Applicant:
Fenwal Inc
Agent:
Multiple attorneys, Arnold & Siedsma B.V.
Status:
APPLICATION PUBLISHED
EP15187181

AUTOMATIC PURGING OF AIR FROM A FLUID PROCESSING SYSTEM

IPC classification:
A61M 1/30, A61M 1/34, A61M 1/36, A61M 5/36
Applicant:
Fenwal Inc
Agent:
Multiple attorneys, Arnold & Siedsma B.V.
Status:
EXAMINATION IN PROGRESS
EP15187250

SYSTEMS AND METHODS FOR CONTROLLING THE RETURN PHASE OF A BLOOD SEPARATION PROCEDURE

IPC classification:
A61M 1/26, A61M 1/30, A61M 1/34, A61M 1/36, A61M 5/36
Applicant:
Fenwal Inc
Agent:
Multiple attorneys, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14732439

A METHOD AND APPARATUS FOR CONTROLLING THE INNER TEMPERATURE OF A PATIENT

IPC classification:
A61F 7/12, A61M 1/36
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
GRANT OF PATENT INTENDED
EP15191472

BLOOD SEPARATION SYSTEM CONTROLLING PLASMA FLOW RATES FOR THERAPEUTIC EXCHANGE PROCEDURES

IPC classification:
A61M 1/36, B04B 13/00
Applicant:
Fenwal Inc
Agent:
Multiple attorneys, Arnold & Siedsma B.V.
Status:
EXAMINATION IN PROGRESS
EP15203259

NON-INVASIVE IDENTIFICATION OF SOLUTIONS

IPC classification:
A61M 1/36, A61M 5/36, G01N 21/85, G01N 33/49
Applicant:
Fenwal Inc
Agent:
Multiple attorneys, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP11730775

SUBMERSIBLE VEHICLE FOR DUMPING ROCKS

IPC classification:
B63C 11/42, E02F 3/92, E02F 5/10
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11791650

METAL SHEET - FIBER REINFORCED COMPOSITE LAMINATE

IPC classification:
B29C 67/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11704100

DEVICE AND METHOD FOR PRODUCING A FIBER COMPOSITE PRODUCT

IPC classification:
B29C 33/76, B29C 53/58, B29C 53/80, B29C 53/82, B29C 70/22, B29C 70/32, B29C 70/48, B29C 70/86, B29L 31/00, B29L 31/30, B29L 31/32
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
PATENT GRANTED
EP16158568

DEVICE AND METHOD FOR ARRANGING A PROTECTIVE MATERIAL MAT ON A BOTTOM UNDER WATER

IPC classification:
B66B 1/00, E02B 3/12, E02B 5/02
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14786699

DEVICE AND METHOD FOR ARRANGING A LAYER OF MATERIAL OF PREDETERMINED HEIGHT LEVEL ON AN UNDERWATER BOTTOM

IPC classification:
E02D 29/045
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The patent has been granted
EP16158572

POSITIONING DEVICE AND METHOD FOR ACCURATE MUTUAL ALIGNMENT OF A FIRST AND A SECOND TUBULAR ELEMENT

IPC classification:
B23K 37/053, F03D 13/20, F03D 13/25
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP13164763

Method and Device for determining the hydrostatic pressure in a liquid mass

IPC classification:
G01L 7/18, G01N 9/22
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Hendrik Rogier Brouwer, Patentwerk B.V.
Status:
PATENT GRANTED
EP14806246

SUBSURFACE MINING VEHICLE AND METHOD FOR COLLECTING MINERAL DEPOSITS FROM A SEA BED AT GREAT DEPTHS AND TRANSPORTING SAID DEPOSITS TO A FLOATING VESSEL

IPC classification:
E02F 3/88, E21C 50/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14811936

METHOD FOR DREDGING AN UNDERWATER BOTTOM IN AN AREA USING A DREDGING DEVICE

IPC classification:
B09C 1/00, E02F 3/90, E02F 5/00, E02F 9/26
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP14805611

DEVICE FOR LAUNCHING A SUBSURFACE MINING VEHICLE INTO A WATER MASS AND RECOVERING THE SAME FROM THE WATER MASS

IPC classification:
B63B 27/16, E02F 7/00, E02F 9/00, E21C 50/00
Applicant:
IHC Holland IE B.V.
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Agent:
Nederlandsch Octrooibureau N.V.
Status:
EXAMINATION REQUESTED
EP14821649

DEVICE AND METHOD FOR OBTAINING INFORMATION ABOUT THE GROUND OF AN AREA FOR DREDGING

IPC classification:
E02F 9/26, G01S 15/02, G01V 1/38
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15165792

SCOUR PROTECTION FOR AN UNDERWATER BOTTOM ALONGSIDE A QUAY WALL, AND METHOD FOR PROVIDING THE SAME

IPC classification:
E02B 3/06, E02B 3/12, E02B 3/14, E02D 15/10
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
Request for examination was made
EP15705394

METHOD OF MANUFACTURING AN ELONGATED ARTICLE, ELONGATED ARTICLE, OBTAINABLE BY THE METHOD, AND WEIGHT DISTRIBUTING SYSTEM, ADAPTED TO BE PROVIDED IN AN INNER CAVITY OF THE ELONGATED ARTICLE

IPC classification:
A63B 59/54, A63B 59/70, B29C 33/00, B29C 33/76, B29C 70/38, B29C 70/46, B29L 23/00, B29L 31/52
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15715492

PRIMARY STRUCTURE CONNECTING ELEMENT FOR AIRCRAFT AND METHOD FOR MANUFACTURING THE CONNECTING ELEMENT

IPC classification:
B29C 45/00, B29K 71/00, B29K 81/00, B29K 105/12, B29L 31/30, B64C 1/06, B64C 1/12
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15715491

LAMINATE OF MUTUALLY BONDED ADHESIVE LAYERS AND METAL SHEETS, AND METHOD TO OBTAIN SUCH LAMINATE

IPC classification:
B29C 65/00, B29C 65/48, B29C 65/50, B29C 70/88, B32B 1/04, B32B 7/12, B32B 15/08, B32B 15/09, B32B 15/092, B32B 15/098, B32B 15/20, B32B 27/36, B32B 27/38, B32B 27/42, F16B 11/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15732471

LAMINATE OF A METAL SHEET AND AN ADHESIVE LAYER BONDED THERETO

IPC classification:
B32B 3/02, B32B 5/02, B32B 15/08, B32B 15/092, B32B 15/14, B32B 15/20, B32B 17/04, B32B 19/02, B32B 27/38
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15830557

GLASS FIBER SIZING COMPOSITIONS, SIZED GLASS FIBERS, AND POLYOLEFIN COMPOSITES

IPC classification:
C08J 5/08
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP15750291

CURABLE COMPOSITION AND MOLDED ARTICLE COMPRISING THE COMPOSITION

IPC classification:
C08L 23/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
EXAMINATION REQUESTED
EP17152283

JACK-UP VESSEL AND METHOD FOR POSITIONING THE VESSEL ON AN UNDERWATER BOTTOM

IPC classification:
E02B 17/00, E02B 17/02
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published
EP16305100

METHOD FOR PREPARING A TWO-COMPONENT ARTICLE AND ARTICLE OBTAINABLE BY THE METHOD

IPC classification:
C08G 61/08, C08J 7/04, C08K 5/132, C08L 65/00, E02B 3/16
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published
EP16305134

CURABLE COMPOSITION AND MOLDED ARTICLE COMPRISING THE COMPOSITION

IPC classification:
C08F 283/14, C08G 61/08, C08J 5/24, C08K 3/40, C08K 7/14, C08K 9/06, C08K 13/06, C08L 65/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published
EP17154845

DREDGING HEAD AND ASSOCIATED METHOD FOR FORMING A TRENCH IN AN UNDERWATER BOTTOM

IPC classification:
E02F 3/92
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published
EP17156120

DEVICE AND METHOD FOR TREATING CEMENT-CONTAINING WASTEWATER ON A VESSEL

IPC classification:
B03B 9/06, B28C 5/42, C02F 1/00, C02F 1/28, C02F 1/52, C02F 1/66, C02F 9/00, C02F 11/12, C02F 103/12
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published
EP15805255

METHOD FOR TRANSPORTING A STRUCTURE WITH BUOYANCY OVER WATER USING A VESSEL, AND VESSEL APPLIED IN THE METHOD

IPC classification:
B63B 21/50, B63B 35/00, B63B 35/28, F03D 1/00
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
Request for examination was made
EP17174261

DEVICE AND METHOD FOR DRILLING A LARGE DIAMETER BOREHOLE

IPC classification:
E21B 7/12, E21B 10/08
Agent:
Hendrik Rogier Brouwer, Arnold & Siedsma B.V.
Status:
The application has been published

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