Karl-Rudolf Gassen

Person

Odenthal, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of strongly basic anion exchangers usin...
- Patent number 6,716,889
- Issue date Apr 6, 2004
- Bayer Aktiengesellschaft
- Holger Lütjens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stilbene brightener
- Patent number 6,596,864
- Issue date Jul 22, 2003
- Bayer Aktiengesellschaft
- Uwe Vogt
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Wet-strength agent with low DCP content
- Patent number 6,576,687
- Issue date Jun 10, 2003
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of beta-hydroxyalkypicolinium salts
- Patent number 5,840,902
- Issue date Nov 24, 1998
- Bayer Aktiengesellschaft
- Karlheinrich Meisel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing perfluoroalkoxy (alkylthio) benzenes
- Patent number 5,463,088
- Issue date Oct 31, 1995
- Bayer Aktiengesellschaft
- Norbert Lui
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,2-difluorocyclopropyl derivatives
- Patent number 5,264,632
- Issue date Nov 23, 1993
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,2-difluorocyclopropyl derivatives
- Patent number 5,208,388
- Issue date May 4, 1993
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal substituted 4-amino-5-alkylthio-1,2,4-triazol-3-ones
- Patent number 5,183,932
- Issue date Feb 2, 1993
- Bayer Aktiengesellschaft
- Klaus-Helmut Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-...
- Patent number 5,171,901
- Issue date Dec 15, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal cycloalkyl-substituted thiadiazolyloxyacetamides
- Patent number 5,169,427
- Issue date Dec 8, 1992
- Bayer Aktiengesellschaft
- Heinz Forster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
O-halogenocyclobutyl s-alkyl (di)thiophosphoric acid ester-amides a...
- Patent number 5,166,144
- Issue date Nov 24, 1992
- Bayer Aktiengesellschaft
- Bernd-Wieland Kruger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorocyclopropyl derivative fungicide intermediates
- Patent number 5,159,111
- Issue date Oct 27, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of .alpha.-fluoroacryloyl derivatives
- Patent number 5,124,476
- Issue date Jun 23, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,2-difluorocyclopropyl derivatives
- Patent number 5,095,147
- Issue date Mar 10, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of partially fluorinated alcohols
- Patent number 5,087,775
- Issue date Feb 11, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorocyclopropyl derivative fungicide intermediates
- Patent number 5,081,283
- Issue date Jan 14, 1992
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of .alpha.-fluoroacrylic acid derivativ...
- Patent number 5,075,494
- Issue date Dec 24, 1991
- Bayer Aktiengesellschaft
- Karl-Rudolf Gassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the fluorination of acrylic acid and derivatives thereo...
- Patent number 5,072,030
- Issue date Dec 10, 1991
- Bayer Aktiengesellschaft
- Dietmar Bielefeldt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,2-dihalogenocyclopropyl-hydroxy-ethyltriazoles
- Patent number 5,047,415
- Issue date Sep 10, 1991
- Bayer Aktiengesellschaft
- Udo Kraatz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal substituted 4-amino-5-alkylthio-1,2,4-triazol-3-ones
- Patent number 5,021,080
- Issue date Jun 4, 1991
- Bayer Aktiengesellschaft
- Klaus-Helmut Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pesticidal O-halogenocyclobutyl S-alkyl (di)thiphosph)(on)ates
- Patent number 4,973,583
- Issue date Nov 27, 1990
- Bayer Aktiengesellschaft
- Bernd-Wieland Kruger
- C07 - ORGANIC CHEMISTRY

Karl-Rudolf Gassen

Person

Patents Grantslast 30 patents

Process for the preparation of strongly basic anion exchangers usin...

Stilbene brightener

Wet-strength agent with low DCP content

Process for the preparation of beta-hydroxyalkypicolinium salts

Process for preparing perfluoroalkoxy (alkylthio) benzenes

2,2-difluorocyclopropyl derivatives

2,2-difluorocyclopropyl derivatives

Herbicidal substituted 4-amino-5-alkylthio-1,2,4-triazol-3-ones

Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-...

Herbicidal cycloalkyl-substituted thiadiazolyloxyacetamides

O-halogenocyclobutyl s-alkyl (di)thiophosphoric acid ester-amides a...

Fluorocyclopropyl derivative fungicide intermediates

Process for the preparation of .alpha.-fluoroacryloyl derivatives

2,2-difluorocyclopropyl derivatives

Process for the preparation of partially fluorinated alcohols

Fluorocyclopropyl derivative fungicide intermediates

Process for the preparation of .alpha.-fluoroacrylic acid derivativ...

Process for the fluorination of acrylic acid and derivatives thereo...

2,2-dihalogenocyclopropyl-hydroxy-ethyltriazoles

Herbicidal substituted 4-amino-5-alkylthio-1,2,4-triazol-3-ones

Pesticidal O-halogenocyclobutyl S-alkyl (di)thiphosph)(on)ates