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Michael Kroener
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Mannheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Triplet emitter having condensed five-membered rings
Patent number
8,278,238
Issue date
Oct 2, 2012
Universitaet Bruanschweig
Hans-Hermann Johannes
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Elimination of nitrile impurities from polymers
Patent number
5,662,781
Issue date
Sep 2, 1997
BASF Aktiengesellschaft
Walter Denzinger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of hydrolyzed copolymers of N-vinylcarboxamides and monoethylen...
Patent number
5,630,907
Issue date
May 20, 1997
BASF Aktiengesellschaft
Claudia Nilz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Insoluble, only slightly swellable polymers containing amino groups...
Patent number
5,599,898
Issue date
Feb 4, 1997
BASF Aktiengesellschaft
Heinrich Hartmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Graft polymers of natural substances containing saccharide structur...
Patent number
5,578,678
Issue date
Nov 26, 1996
BASF Aktiengesellschaft
Heinrich Hartmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Catonic urea/formaldehyde resins, their preparation and their use i...
Patent number
5,554,718
Issue date
Sep 10, 1996
BASF Aktiengesellschaft
Klaus Flory
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Graft polymers of natural substances containing saccharide structur...
Patent number
5,543,459
Issue date
Aug 6, 1996
BASF Aktiengesellschaft
Heinrich Hartmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cationic urea/formaldehyde resins, their preparation and their use...
Patent number
5,478,656
Issue date
Dec 26, 1995
BASF Aktiengesellschaft
Klaus Flory
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of 4-substituted imidazoles from N-formyl-.alpha.-amino...
Patent number
5,359,082
Issue date
Oct 25, 1994
BASF Aktiengesellschaft
Ulrich Koehler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Graft polymers of natural substances containing saccharide structur...
Patent number
5,334,287
Issue date
Aug 2, 1994
BASF Aktiengesellschaft
Heinrich Hartmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Stabilization of monomeric N-vinylformamide
Patent number
5,326,909
Issue date
Jul 5, 1994
BASF Aktiengesellschaft
Michael Kroener
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of finely divided, water-soluble polymers containing vi...
Patent number
5,290,880
Issue date
Mar 1, 1994
BASF Aktiengesellschaft
Dietmar Moench
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Anionically polymerized N-vinylformamide and the preparation thereof
Patent number
5,155,270
Issue date
Oct 13, 1992
BASF Aktiengesellschaft
Rolf Fikentscher
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of paper, board and cardboard
Patent number
5,145,559
Issue date
Sep 8, 1992
BASF Aktiengesellschaft
Werner Auhorn
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of stable water-in-oil emulsions of hydrolyzed polymers...
Patent number
5,126,395
Issue date
Jun 30, 1992
BASF Aktiengesellschaft
Lutz End
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Production of paper, board and cardboard from paper stocks containi...
Patent number
5,098,521
Issue date
Mar 24, 1992
BASF Aktiengesellschaft
Enrique Freudenberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of alpha-formylamino nitriles
Patent number
5,077,427
Issue date
Dec 31, 1991
BASF Aktiengesellschaft
Rolf Fikentscher
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of alpha-formylamino nitriles
Patent number
5,077,426
Issue date
Dec 31, 1991
BASF Aktiengesellschaft
Rolf Fikentscher
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of stable water-in-oil emulsions of hydrolyzed polymers...
Patent number
5,008,321
Issue date
Apr 16, 1991
BASF Aktiengesellschaft
Heinrich Hartmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Water-soluble copolymers containing vinylamine units as wet strengt...
Patent number
4,978,427
Issue date
Dec 18, 1990
BASF Aktiengesellschaft
Sigberg Pfohl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Making paper, board and cardboard of high dry strength
Patent number
4,940,514
Issue date
Jul 10, 1990
BASF Aktiengesellschaft
Andreas Stange
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of water-soluble copolymers containing vinylamine units...
Patent number
4,880,497
Issue date
Nov 14, 1989
BASF Aktiengesellschaft
Sigberg Pfohl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fixed-bed catalyst structure obtained using honeycomb elements
Patent number
4,859,642
Issue date
Aug 22, 1989
BASF Aktiengesellschaft
Wolfgang Hoelderich
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Production of paper and paperboard of high dry strength
Patent number
4,818,341
Issue date
Apr 4, 1989
BASF Aktiengesellschaft
Hans-Juergen Degen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Purification of n-vinylformamide
Patent number
4,814,505
Issue date
Mar 21, 1989
BASF Aktiengesellschaft
Michael Kroener
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of water-soluble copolymers containing vinylamine units...
Patent number
4,774,285
Issue date
Sep 27, 1988
BASF Aktiengesellschaft
Sigberg Pfohl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Production of paper, board and cardboard
Patent number
4,772,359
Issue date
Sep 20, 1988
BASF Aktiengesellschaft
Friedrich Linhart
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of the reaction products of hydrogen cyanide
Patent number
4,745,207
Issue date
May 17, 1988
BASF Aktiengesellschaft
Fritz Brunnmueller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Honeycomb catalyst and its preparation
Patent number
4,711,930
Issue date
Dec 8, 1987
BASF Aktiengesellschaft
Wolfgang Hoelderich
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2-aminopyrazines and pyrazines
Patent number
4,687,848
Issue date
Aug 18, 1987
BASF Aktiengesellschaft
Fritz Brunnmueller
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
TRIPLET EMITTER HAVING CONDENSED FIVE-MEMBERED RINGS
Publication number
20090165846
Publication date
Jul 2, 2009
UNIVERSITAET BRAUNSCHWEIG
Hans-Hermann Johannes
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Light Emitting Compound for Electroluminescent Applications
Publication number
20080194821
Publication date
Aug 14, 2008
Technische Universitaet Braunchweig
Hans-Hermann Johannes
C07 - ORGANIC CHEMISTRY