Bernhard Beitzke

Person

Bergisch Gladbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing di-C.sub.1 - C.sub.4 -alkyl 5-nitro-isophthal...
- Patent number 6,002,041
- Issue date Dec 14, 1999
- Bayer Aktiengesellschaft
- Gunter Rauchschwalbe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing N-aryl-N'-alkyl-piperazines
- Patent number 5,922,874
- Issue date Jul 13, 1999
- Bayer Atkiengesellschaft
- Joachim Komoschinski
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2-halogeno-4,5-difluorobenzoyl fluor...
- Patent number 5,859,298
- Issue date Jan 12, 1999
- Bayer Aktiengesellschaft
- Stefan Antons
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of N-arylaminoacrylic acid derivatives...
- Patent number 5,672,708
- Issue date Sep 30, 1997
- Bayer Aktiengesellschaft
- Gunter Rauchschwalbe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing optically active amino alcohols
- Patent number 5,536,879
- Issue date Jul 16, 1996
- Bayer Aktiengesellschaft
- Stefan Antons
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aminomethylene compounds
- Patent number 5,401,869
- Issue date Mar 28, 1995
- Bayer Aktiengesellschaft
- Helmut Kraus
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of nitrophenyl alkyl ethers
- Patent number 5,399,773
- Issue date Mar 21, 1995
- Bayer Aktiengesellschaft
- Bernhard Beitzke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 3,5-dichloro-.alpha.-methylstyrene
- Patent number 4,760,209
- Issue date Jul 26, 1988
- Bayer Aktiengesellschaft
- Heinz U. Blank
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
5,5-dichloro-4,5-dihydro-6-hydroxy-2-trichloromethylpyrimidin-4-one
- Patent number 4,668,788
- Issue date May 26, 1987
- Bayer Aktiengesellschaft
- Bernhard Beitzke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a mixture of an optionally substitut...
- Patent number 4,618,698
- Issue date Oct 21, 1986
- Bayer Aktiengesellschaft
- Bernhard Beitzke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of cinnamic acids which are optionally...
- Patent number 4,613,692
- Issue date Sep 23, 1986
- Bayer Aktiengesellschaft
- Bernhard Beitzke
- C07 - ORGANIC CHEMISTRY

Bernhard Beitzke

Person

Patents Grantslast 30 patents

Process for preparing di-C.sub.1 - C.sub.4 -alkyl 5-nitro-isophthal...

Process for preparing N-aryl-N'-alkyl-piperazines

Process for the preparation of 2-halogeno-4,5-difluorobenzoyl fluor...

Process for the preparation of N-arylaminoacrylic acid derivatives...

Process for preparing optically active amino alcohols

Process for the preparation of aminomethylene compounds

Process for the preparation of nitrophenyl alkyl ethers

Process for preparing 3,5-dichloro-.alpha.-methylstyrene

5,5-dichloro-4,5-dihydro-6-hydroxy-2-trichloromethylpyrimidin-4-one

Process for the preparation of a mixture of an optionally substitut...

Process for the preparation of cinnamic acids which are optionally...