David Richard Parrish

Person

Glen Ridge, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Substituted-hydroxytetrahydroindanones
- Patent number 4,189,447
- Issue date Feb 19, 1980
- Hoffmann-La Roche Inc.
- David R. Parrish
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carbazole acetic acid derivatives
- Patent number 4,178,289
- Issue date Dec 11, 1979
- Hoffmann-La Roche Inc.
- Leo Berger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroxy methyl carbazole acetic acid and esters
- Patent number 4,150,031
- Issue date Apr 17, 1979
- Hoffmann-La Roche Inc.
- Leo Berger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthesis of organic compounds
- Patent number 4,110,380
- Issue date Aug 29, 1978
- Hoffmann-La Roche Inc.
- Zoltan G. Hajos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthesis of organic compounds
- Patent number 4,108,898
- Issue date Aug 22, 1978
- Hoffmann-La Roche Inc.
- Zoltan George Hajos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthesis of organic compounds
- Patent number 4,105,696
- Issue date Aug 8, 1978
- Hoffmann-La Roche Inc.
- Zoltan G. Hajos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthesis of organic compounds
- Patent number 4,102,929
- Issue date Jul 25, 1978
- Hoffmann-La Roche Inc.
- Zoltan George Hajos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antioxidant chroman compounds
- Patent number 4,026,907
- Issue date May 31, 1977
- Hoffmann-La Roche Inc.
- John William Scott
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antioxidant chroman compounds
- Patent number 4,018,799
- Issue date Apr 19, 1977
- Hoffmann-La Roche Inc.
- John William Scott
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antioxidant chroman compounds
- Patent number 4,003,919
- Issue date Jan 18, 1977
- Hoffmann-La Roche Inc.
- John William Scott
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Alkyl-2-(3-oxoalkyl)-1,3-cyclopentadiones
- Patent number 3,975,442
- Issue date Aug 17, 1976
- Hoffmann-La Roche Inc.
- Zoltan George Hajos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthesis of organic compounds
- Patent number 3,975,440
- Issue date Aug 17, 1976
- Hoffmann-La Roche Inc.
- Zoltan George Hajos
Information Patent Grant
Antioxidant chroman compounds
- Patent number 3,947,473
- Issue date Mar 30, 1976
- Hoffman-La Roche Inc.
- John William Scott
- C07 - ORGANIC CHEMISTRY

David Richard Parrish

Person

Patents Grantslast 30 patents

Substituted-hydroxytetrahydroindanones

Carbazole acetic acid derivatives

Hydroxy methyl carbazole acetic acid and esters

Asymmetric synthesis of organic compounds

Asymmetric synthesis of organic compounds

Asymmetric synthesis of organic compounds

Asymmetric synthesis of organic compounds

Antioxidant chroman compounds

Antioxidant chroman compounds

Antioxidant chroman compounds

2-Alkyl-2-(3-oxoalkyl)-1,3-cyclopentadiones

Asymmetric synthesis of organic compounds

Antioxidant chroman compounds