Richard W. Brown

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Richmond, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of 2-(chloro, bromo or nitro)-4-(alkylsulfonyl)benzoic...
- Patent number 5,157,150
- Issue date Oct 20, 1992
- Imperial Chemical Industries PLC
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of trisubstituted benzoic acids and intermediates
- Patent number 5,153,357
- Issue date Oct 6, 1992
- Imperical Chemical Industries PLC
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acetophenone intermediates
- Patent number 5,101,065
- Issue date Mar 31, 1992
- Imperial Chemical Industries plc
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 2-(chloro, bromo or nitro)-4-(alkyl-sulfonyl)benzoic...
- Patent number 5,008,448
- Issue date Apr 16, 1991
- ICI Americas Inc.
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing an alkylthiobenzoate
- Patent number 4,990,648
- Issue date Feb 5, 1991
- ICI Americas Inc.
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing cyclohexadiene thioether
- Patent number 4,925,970
- Issue date May 15, 1990
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the preparation of benzyloxyphenoxy pentanoates
- Patent number 4,713,471
- Issue date Dec 15, 1987
- Stauffer Chemical Company
- Richard W. Brown
- C07 - ORGANIC CHEMISTRY