Charles E. Berkoff

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Huntingdon Valley, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
2,3-Dichloro-4-hydroxy-benzoic acid and process for preparation the...
- Patent number 4,092,352
- Issue date May 30, 1978
- SmithKline Corporation
- Charles E. Berkoff
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process using alkali fusion for decyanation of tert.-nitriles
- Patent number 4,079,061
- Issue date Mar 14, 1978
- SmithKline Corporation
- Charles E. Berkoff
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterocyclic homoprostanoidal derivatives
- Patent number 3,978,225
- Issue date Aug 31, 1976
- SmithKline Corporation
- Allan D. Bender
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted cyano,trifluoromethylphenyl linear triazenes
- Patent number 3,976,633
- Issue date Aug 24, 1976
- SmithKline Corporation
- Charles E. Berkoff
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Anti-arthritic 1H-pyrimido-(5,4,3-kl)phenothiazine-1,3(2H)-diones a...
- Patent number 3,962,438
- Issue date Jun 8, 1976
- SmithKline Corporation
- Charles E. Berkoff
- C07 - ORGANIC CHEMISTRY