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Hans Greuter
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Cos Cob, CT, US
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last 30 patents
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Patent Grant
4-(2',2,2'-Trihalogenoethyl)-cyclobutane-1-sulfonic acid salts with...
Patent number
4,335,057
Issue date
Jun 15, 1982
Ciba-Geigy Corporation
John G. Dingwall
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active 2-(2,2-dihalogenovinyl)-cycl...
Patent number
4,299,967
Issue date
Nov 10, 1981
Ciba-Geigy Corporation
John G. Dingwall
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonic acid esters of 2,2,2-trichloroethylhydroxycyclobutanones
Patent number
4,255,351
Issue date
Mar 10, 1981
Ciba-Geigy Corporation
Pierre Martin
C07 - ORGANIC CHEMISTRY