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Stefan Grabowski
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Dormagen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the production of di- and polyamines of the diphenylmet...
Patent number
7,435,853
Issue date
Oct 14, 2008
Bayer MaterialScience AG
Stefan Grabowski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of di- and polyamines of the diphenylme...
Patent number
7,205,439
Issue date
Apr 17, 2007
Bayer MaterialScience AG
Torsten Hagen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of di- and polyamines of the diphenylme...
Patent number
7,186,857
Issue date
Mar 6, 2007
Bayer MaterialScience AG
Heinz-Herbert Müller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aqueous compositions based on polychloroprene
Patent number
7,148,277
Issue date
Dec 12, 2006
Bayer Aktiengesellschaft
Stefan Grabowski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Solvent-containing compositions based on polychloroprene
Patent number
7,144,936
Issue date
Dec 5, 2006
Bayer Aktiengesellschaft
Rüdiger Musch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Liquid sulfur-containing oligosiloxanes and their use in rubber mix...
Patent number
6,689,834
Issue date
Feb 10, 2004
Bayer Aktiengesellschaft
Jürgen Ackermann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
Process for the preparation of di- and polyamines of the diphenylme...
Publication number
20060224018
Publication date
Oct 5, 2006
Bayer MaterialScience AG
Torsten Hagen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the production of di-and polyamines of the diphenylmeth...
Publication number
20060183938
Publication date
Aug 17, 2006
Bayer MaterialScience AG
Stefan Grabowski
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of di- and polyamines of the diphenylme...
Publication number
20060094897
Publication date
May 4, 2006
Bayer MaterialScience AG
Heinz-Herbert Muller
C07 - ORGANIC CHEMISTRY
Information
Patent Application
AQUEOUS COMPOSITIONS BASED ON POLYCHLOROPRENE
Publication number
20060069196
Publication date
Mar 30, 2006
Stefan Grabowski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Solvent-containing compositions based on polychloroprene
Publication number
20040254283
Publication date
Dec 16, 2004
Rudiger Musch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for preparing storage-stable benzothiazolyl sulfenamides
Publication number
20040167340
Publication date
Aug 26, 2004
Stefan Grabowski
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Adhesives for increasing the adhesion between rubbers and reinforci...
Publication number
20020151620
Publication date
Oct 17, 2002
Bernhard Jansen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Liquid sulfur-containing oligosiloxanes and their use in rubber mix...
Publication number
20020091187
Publication date
Jul 11, 2002
Jurgen Ackermann
C07 - ORGANIC CHEMISTRY