Representative before the EPO

Employment test 51 - 200 employees
Company dna boehmert and boehmert
operating since 1930
Headquarter in Bremen and 13 offices
active in Legal Services and IP Consulting

Partner/Owner

Employment test 1 - 10 employees
Company dna dr langfinger and partner
no operation time available
Headquarter in Frankfurt am Main and 1 office
active in Legal Services and Matchmaking and Trading

We have observed 17 EP applications Klaus Dieter Langfinger has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after October 16, 2013). 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:

EP11758105

DEVICE FOR TAKING AND PROCESSING A SAMPLE

IPC classification:
A61B 10/00
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
EXAMINATION REQUESTED
EP12004573

Preparation of heteroleptic metal complexes

IPC classification:
C07F 15/00
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
APPLICATION REFUSED
EP14151427

Device for manufacturing ice cream

IPC classification:
A23G 9/22, A23G 9/12, A23G 9/08
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12840822

PYRROLO PYRROLEDIONE-THENEQUINONE COMPOUND, AND PREPARATION PROCESS AND USE THEREOF

IPC classification:
H01L 51/30, H01L 51/05, H01L 51/00, C07D 487/04
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12769363

SPIROBIFLUORENE COMPOUNDS FOR LIGHT EMITTING DEVICES

IPC classification:
H01L 51/00, C09K 11/00, C07D 265/38
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
GRANT OF PATENT INTENDED
EP12769338

LINING TUBE FOR THE RESTORATION OF FLUID-CONDUCTING LINE SYSTEMS

IPC classification:
F16L 55/165, B29K 63/00, B29C 63/36, B29C 63/34, B29C 63/00
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
GRANT OF PATENT INTENDED
EP12766430

SPIROBIFLUORENE COMPOUNDS FOR LIGHT EMITTING DEVICES

IPC classification:
H01L 51/00, C07C 13/72
Applicant:
Sumitomo Chemical Company Limited
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
EXAMINATION IN PROGRESS
EP12766066

SPIROBIFLUORENE COMPOUNDS FOR LIGHT EMITTING DEVICES

IPC classification:
H01L 51/00, C09K 11/00, C07D 265/38
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
PATENT GRANTED
EP12186861

Process for the manufacture of a multilayer structure

IPC classification:
H01L 51/00
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12186566

Light emitting transition metal complexes based on hexadentate ligands

IPC classification:
H05B 33/14, C09K 11/06, C07F 15/00
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12728170

TWO-DIMENSIONAL COMPOSITE ELEMENT

IPC classification:
B32B 25/16, B32B 25/08, B32B 7/12, B32B 7/02, B32B 5/24, B32B 5/18, B32B 5/08, B32B 5/06, B32B 3/24, B32B 3/04
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
PATENT GRANTED
EP11799240

PREPARATION OF A FAC-ISOMER FOR A TRIS HOMOLEPTIC METAL COMPLEX

IPC classification:
C07F 15/00
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
EXAMINATION REQUESTED
EP12194226

Matrices comprising modified polysaccharides and modified polysaccharides

IPC classification:
A61L 27/00, G01N 33/53, C08L 5/12, C08J 3/075, C08B 37/12
Applicant:
University of Freiburg (Albert-Ludwigs-Universit├Ąt Freiburg)
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
GRANT OF PATENT INTENDED
EP12005316

Process for forming a layer of an organic electronic device

IPC classification:
H01L 51/00
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12196515

Process for the manufacture of a multilayer structure

IPC classification:
H01L 51/56, H01L 51/00
Applicant:
Nissan Chemical Industries, Ltd.
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
GRANT OF PATENT INTENDED
EP12726706

FUNCTIONALIZED ANTHRACENE-CAPPED OLIGOTHIOPHENES AND ORGANIC SEMICONDUCTORS BASED ON THE SAME, USE THEREOF

IPC classification:
H01L 51/30, H01L 51/05, H01L 51/00, C07D 409/04
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12004540

Heteroleptic light emitting complexes

IPC classification:
C07F 15/00, H01L 51/00, H05B 33/14, C09K 11/06
Applicant:
Solvay SA
Agent:
Klaus Dieter Langfinger, Boehmert & Boehmert Anwaltspartnerschaft mbB
Agent:
Klaus Dieter Langfinger, Dr. Langfinger & Partner Partnerschaft mbB
Status:
APPLICATION REFUSED

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