Helmuth Hack

Person

Cologne-Buchheim, DT

People

Patents Grantslast 30 patents

Information Patent Grant
N-(2-Ethylsulfonyl-1,3,4-thiadiazol-5-yl)-N-methyl-N'-methylurea
- Patent number 4,049,670
- Issue date Sep 20, 1977
- Bayer Aktiengesellschaft
- Carl Metzger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal agents
- Patent number 4,036,632
- Issue date Jul 19, 1977
- Bayer Aktiengesellschaft
- Kurt Westphal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Selective herbicidal compositions
- Patent number 4,004,913
- Issue date Jan 25, 1977
- Bayer Aktiengesellschaft
- Helmuth Hack
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal N-trifluoromethylmercaptophenyl ureas
- Patent number 3,984,468
- Issue date Oct 5, 1976
- Bayer Aktiengesellschaft
- Erich Klauke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal agents
- Patent number 3,966,715
- Issue date Jun 29, 1976
- Bayer Aktiengesellschaft
- Kurt Westphal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal agents
- Patent number 3,961,936
- Issue date Jun 8, 1976
- Bayer Aktiengesellschaft
- Kurt Westphal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phosphoro-amido-thioates
- Patent number 3,948,631
- Issue date Apr 6, 1976
- Bayer Aktiengesellschaft
- Gerhard Schrader
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidally active imidazolidin-2-on-1-carboxylic acid amides
- Patent number 3,933,463
- Issue date Jan 20, 1976
- Bayer Aktiengesellschaft
- Ferdinand Munz
- C07 - ORGANIC CHEMISTRY

Helmuth Hack

Person

Patents Grantslast 30 patents

N-(2-Ethylsulfonyl-1,3,4-thiadiazol-5-yl)-N-methyl-N'-methylurea

Herbicidal agents

Selective herbicidal compositions

Herbicidal N-trifluoromethylmercaptophenyl ureas

Herbicidal agents

Herbicidal agents

Phosphoro-amido-thioates

Herbicidally active imidazolidin-2-on-1-carboxylic acid amides