Peter C. Knuppel

Person

Ermelskirchen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 3-substituted 4-cyano-pyrrole compounds
- Patent number 6,204,397
- Issue date Mar 20, 2001
- Bayer Aktiengesellschaft
- Peter C. Knüppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridyl compounds which have pesticidal activity
- Patent number 5,371,095
- Issue date Dec 6, 1994
- Bayer Aktiengesellschaft
- Peter C. Knuppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triazinyl-substituted acrylic esters
- Patent number 5,284,946
- Issue date Feb 8, 1994
- Bayer Aktiengesellschaft
- Peter C. Knuppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-substituted 4-cyano-pyrrole compounds
- Patent number 5,258,526
- Issue date Nov 2, 1993
- Bayer Aktiengesellschaft
- Peter C. Knuppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triazinyl-substituted acrylic esters
- Patent number 5,238,934
- Issue date Aug 24, 1993
- Bayer Aktiengesellschaft
- Peter C. Knuppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted 2,2-difluoro-1,3-benzodioxyl-4-ketone herbicides
- Patent number 5,234,899
- Issue date Aug 10, 1993
- Bayer Aktiengesellschaft
- Peter C. Knuppel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrimidyl-substituted acrylic esters
- Patent number 5,231,097
- Issue date Jul 27, 1993
- Bayer Aktiengesellschaft
- Alexander Klausener
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of substituted 3-aminoacrylic esters
- Patent number 5,196,541
- Issue date Mar 23, 1993
- Bayer Aktiengesellschaft
- Herbert Gayer
- C07 - ORGANIC CHEMISTRY

Peter C. Knuppel

Person

Patents Grantslast 30 patents

Process for the preparation of 3-substituted 4-cyano-pyrrole compounds

Pyridyl compounds which have pesticidal activity

Triazinyl-substituted acrylic esters

Process for the preparation of 3-substituted 4-cyano-pyrrole compounds

Triazinyl-substituted acrylic esters

Substituted 2,2-difluoro-1,3-benzodioxyl-4-ketone herbicides

Pyrimidyl-substituted acrylic esters

Process for the preparation of substituted 3-aminoacrylic esters