David A. Perry

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Sandwich, GB

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing antiparasitic macrolide antibiotics
- Patent number 5,589,366
- Issue date Dec 31, 1996
- Pfizer Inc.
- Mark A. Haxell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Biologically pure culture of Streptomyces hygroscopicus ATCC 53718...
- Patent number 5,573,946
- Issue date Nov 12, 1996
- Pfizer Inc.
- Mark A. Haxell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antiparasitic agent
- Patent number 5,073,567
- Issue date Dec 17, 1991
- Pfizer Inc.
- Yasuhiro Kojima
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES