John C. Ruddock

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Canterbury, GB

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Patents Grantslast 30 patents

Information Patent Grant
Polycyclic ether antibiotic
- Patent number 5,100,785
- Issue date Mar 31, 1992
- Pfizer Inc.
- Walter P. Cullen
- C07 - ORGANIC CHEMISTRY
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
Polycyclic ether antibiotics
- Patent number 4,992,423
- Issue date Feb 12, 1991
- Pfizer Inc.
- Walter P. Cullen
- 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
Polycyclic ether antibiotic
- Patent number 4,746,650
- Issue date May 24, 1988
- Pfizer Inc.
- Walter P. Cullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
19-epi-dianemycin as an anticoccidial and antibacterial agent
- Patent number 4,707,493
- Issue date Nov 17, 1987
- Pfizer Inc.
- Walter D. Celmer
- C07 - ORGANIC CHEMISTRY