Carl-Wolfgang Schellhammer

Person

Bergisch-Gladbach, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Light-collecting systems and the use of coumarin derivatives as ene...
- Patent number 4,526,705
- Issue date Jul 2, 1985
- Bayer Aktiengesellschaft
- Frank Arndt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-Bis-(4-chloro-2-methoxystyryl)-benzene
- Patent number 4,447,651
- Issue date May 8, 1984
- Bayer Aktiengesellschaft
- Carl-Wolfgang Schellhammer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triazolyl coumarin compounds, processes for their preparation and t...
- Patent number 4,326,066
- Issue date Apr 20, 1982
- Bayer Aktiengesellschaft
- Udo Eckstein
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the preparation of 1,2,3-triazoles substituted in the 2...
- Patent number 4,284,787
- Issue date Aug 18, 1981
- Bayer Aktiengesellschaft
- Hans Knupfer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dyestuff laser
- Patent number 4,274,062
- Issue date Jun 16, 1981
- Bayer Aktiengesellschaft
- Uwe Brinkmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Benzofuranyl-benzimidazoles
- Patent number 4,271,293
- Issue date Jun 2, 1981
- Bayer Aktiengesellschaft
- Josef Bremen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-[2-Hydroxy-4-(1,2,3-triazol-2-yl)-phenyl]-2,4-dioxo-1,3,5-trimeth...
- Patent number 4,263,435
- Issue date Apr 21, 1981
- Bayer Aktiengesellschaft
- Florin Seng
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazoline compounds
- Patent number 4,252,720
- Issue date Feb 24, 1981
- Bayer Aktiengesellschaft
- Carl-Wolfgang Schellhammer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-(Halopyrazolyl)-7-triazolyl-coumarin compounds
- Patent number 4,229,579
- Issue date Oct 21, 1980
- Bayer Aktiengesellschaft
- Alfons Dorlars
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-[p-(2-Trialkylammonium)propylsulfonylphenyl]-3-(phenyl)-pyrazolin...
- Patent number 4,183,853
- Issue date Jan 15, 1980
- Bayer Aktiengesellschaft
- Josef Schroeder
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Pyrozolyl-4-triazolyl compounds
- Patent number 4,144,243
- Issue date Mar 13, 1979
- Bayer Aktiengesellschaft
- Alfons Dorlars
- C07 - ORGANIC CHEMISTRY

Carl-Wolfgang Schellhammer

Person

Patents Grantslast 30 patents

Light-collecting systems and the use of coumarin derivatives as ene...

1,4-Bis-(4-chloro-2-methoxystyryl)-benzene

Triazolyl coumarin compounds, processes for their preparation and t...

Process for the preparation of 1,2,3-triazoles substituted in the 2...

Dyestuff laser

Benzofuranyl-benzimidazoles

6-[2-Hydroxy-4-(1,2,3-triazol-2-yl)-phenyl]-2,4-dioxo-1,3,5-trimeth...

Pyrazoline compounds

3-(Halopyrazolyl)-7-triazolyl-coumarin compounds

1-[p-(2-Trialkylammonium)propylsulfonylphenyl]-3-(phenyl)-pyrazolin...

3-Pyrozolyl-4-triazolyl compounds