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Kelvin S. Holdom
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Ramsgate, GB
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last 30 patents
Information
Patent Grant
Process for production of avermectins
Patent number
5,583,015
Issue date
Dec 10, 1996
Pfizer Inc.
Edmund W. Hafner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of B avermectins
Patent number
5,576,199
Issue date
Nov 19, 1996
Pfizer Inc.
Edmund W. Hafner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of avermectins and cultures therefor
Patent number
5,525,506
Issue date
Jun 11, 1996
Pfizer Inc.
Edmund W. Hafner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cultures for production of avermectins
Patent number
5,238,848
Issue date
Aug 24, 1993
Pfizer Inc.
Edmund W. Hafner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antiparasitic agents
Patent number
5,089,480
Issue date
Feb 18, 1992
Pfizer Inc.
Stephen P. Gibson
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Fermentation process for glycopeptide antibiotic
Patent number
4,992,369
Issue date
Feb 12, 1991
Pfizer Inc.
Hiroshi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
New glycopeptide antibiotic
Patent number
4,954,482
Issue date
Sep 4, 1990
Pfizer Inc.
Hiroshi Maeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antibiotic produced by fermentation
Patent number
4,920,215
Issue date
Apr 24, 1990
Pfizer Inc.
Kelvin S. Holdom
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Fermentation process and microorganism for producing aconitic acid
Patent number
4,740,464
Issue date
Apr 26, 1988
Pfizer Inc.
Kelvin S. Holdom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...