Arnold L. Hirsch

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Oak Park, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Synthesis of 1.alpha.-hydroxy-7-dehydrosteroids
- Patent number 4,287,129
- Issue date Sep 1, 1981
- Diamond Shamrock Corp.
- William H. Klausmeier
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1.alpha.,3.beta.-Dihydroxy-steroid-5-enes from 1.alpha.,2.alpha.-ep...
- Patent number 4,199,518
- Issue date Apr 22, 1980
- Diamond Shamrock Corporation
- William R. Glave
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing steroidal acids and their intermediate deriva...
- Patent number 4,172,076
- Issue date Oct 23, 1979
- Diamond Shamrock Corporation
- Arnold L. Hirsch
- C07 - ORGANIC CHEMISTRY