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Ulrich Liman
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Langenfeld, DE
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Patents Grants
last 30 patents
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Patent Grant
Production of di- and polyisocyanates of the diphenylmethane series...
Patent number
7,205,430
Issue date
Apr 17, 2007
Bayer MaterialScience Aktiengesellschaft
Ulrich Liman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production of mixtures of diisocyanates and polyisocyanates from th...
Patent number
7,038,002
Issue date
May 2, 2006
Bayer MaterialScience AG
Hans-Georg Pirkl
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of hydroxyfunctional compounds from (pol...
Patent number
6,020,386
Issue date
Feb 1, 2000
Bayer Aktiengesellschaft
Thomas Munzmay
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Tertiary amines having carbonate and urethane groups
Patent number
5,834,579
Issue date
Nov 10, 1998
Bayer Aktiengesellschaft
Klaus Konig
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing low-emission polyurethane moldings and compos...
Patent number
5,760,098
Issue date
Jun 2, 1998
Bayer Aktiengesellschaft
Peter Haas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of composite sheet bodies which are suit...
Patent number
5,716,564
Issue date
Feb 10, 1998
Bayer Aktiengesellschaft
Ulrich Liman
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tertiary amines having carbonate and urethane groups
Patent number
5,705,672
Issue date
Jan 6, 1998
Bayer Aktiengesellschaft
Klaus Konig
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compounds containing tertiary amino groups, a process for their pro...
Patent number
5,482,979
Issue date
Jan 9, 1996
Bayer Aktiengesellschaft
Josef Sanders
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of composite bodies
Patent number
5,445,879
Issue date
Aug 29, 1995
Bayer Aktiengesellschaft
Ulrich Liman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of semirigid foams containing urethane g...
Patent number
5,416,125
Issue date
May 16, 1995
Bayer Aktiengesellschaft
Ulrich Liman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyurethane foams
Patent number
5,416,130
Issue date
May 16, 1995
Bayer Aktiengesellschaft
Ulrich Liman
B32 - LAYERED PRODUCTS
Information
Patent Grant
Reactive polyurethanes
Patent number
5,356,945
Issue date
Oct 18, 1994
Bayer Aktiengesellschaft
Joachim Werner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of polyurethane foams
Patent number
5,350,781
Issue date
Sep 27, 1994
Bayer Aktiengesellschaft
Ulrich Liman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Free-flowing, thermoplastically processible and post-crosslinkable...
Patent number
5,210,127
Issue date
May 11, 1993
Bayer Aktiengesellschaft
Joachim Werner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Production of di- and polyisocyanates of the diphenylmethane series...
Publication number
20050240054
Publication date
Oct 27, 2005
Ulrich Liman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Production of mixtures of diisocyanates and polyisocyanates from th...
Publication number
20050020797
Publication date
Jan 27, 2005
Hans-Georg Pirkl
C07 - ORGANIC CHEMISTRY