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Steven P. Current
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Novato, CA, US
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last 30 patents
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Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
6,323,288
Issue date
Nov 27, 2001
Chevron Phillips Chemical Company LP
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
5,859,145
Issue date
Jan 12, 1999
Chevron Chemical Company
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing ionomers employing ethylene terpolymers
Patent number
5,837,779
Issue date
Nov 17, 1998
Chevron Chemical Company
Steven P. Current
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions having ethylenic backbone and benzylic allylic or ethe...
Patent number
5,736,616
Issue date
Apr 7, 1998
Chevron Chemical Company
Ta Yen Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Multi-component oxygen scavenger system useful in film packaging
Patent number
5,660,761
Issue date
Aug 26, 1997
Chevron Chemical Company
Kiyoshi Katsumoto
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Compositions having ethylenic backbone and benzylic, allylic, or et...
Patent number
5,627,239
Issue date
May 6, 1997
Chevron Chemical Company
Ta Y. Ching
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Enhanced oil recovery method using surfactant compositions for impr...
Patent number
5,110,487
Issue date
May 5, 1992
Chevron Corporation
Steven P. Current
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Steam enhanced oil recovery method using branched alkyl aromatic su...
Patent number
5,005,644
Issue date
Apr 9, 1991
Chevron Research Company
Robert G. Wall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Carboxylic acid ester homologation using a sulfided nickel catalyst
Patent number
4,628,114
Issue date
Dec 9, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alcohol carbonylation process using a bimetallic cobalt catalyst
Patent number
4,628,113
Issue date
Dec 9, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ether homologation to esters and alcohols using a heterogeneous sul...
Patent number
4,625,050
Issue date
Nov 25, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alcohol carbonylation process using a bimetallic nickel catalyst
Patent number
4,625,049
Issue date
Nov 25, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carboxylic acid ester homologation using a sulfided cobalt catalyst
Patent number
4,625,051
Issue date
Nov 25, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dialkyl oxalates from carbon monoxide and an alcohol
Patent number
4,614,832
Issue date
Sep 30, 1986
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidative carbonylation of alcohols to produce dialkyl oxalates
Patent number
4,523,029
Issue date
Jun 11, 1985
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidative carbonylation of alcohols to produce dialkyl oxalates
Patent number
4,281,174
Issue date
Jul 28, 1981
Chevron Research Company
Steven P. Current
C07 - ORGANIC CHEMISTRY