John R. Corfield

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Runcorn, GB

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Patents Grantslast 30 patents

Information Patent Grant
Intermediates for the preparation of penicillin and cephalosporin c...
- Patent number 4,640,798
- Issue date Feb 3, 1987
- Lilly Industries Ltd.
- John R. Corfield
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of cephalosporin intermediate compounds
- Patent number 4,558,124
- Issue date Dec 10, 1985
- Lilly Industries Limited
- John R. Corfield
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 3-substituted cephalosporins
- Patent number 4,301,280
- Issue date Nov 17, 1981
- Lilly Industries Limited
- John R. Corfield
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 3-exomethylenecepham sulfoxides
- Patent number 4,176,231
- Issue date Nov 27, 1979
- Lilly Industries Limited
- John R. Corfield
- C07 - ORGANIC CHEMISTRY