The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 18, 1977
Filed:
May. 10, 1976
Harvey D Benson, Cincinnati, OH (US);
Joyce Francis Grunwell, Hamilton, OH (US);
John O'Neal Johnston, Cincinnati, OH (US);
Vladimir Petrow, Chapel Hill, NC (US);
Richardson-Merrell Inc., Wilton, CT (US);
Abstract
A method of contraception which comprises administering a compound of the following general formula: ##STR1## wherein R is --CHO or --CH.sub.2 OR.sub.1 ; each of R.sub.1 and R.sub.2 is hydrogen, alkylcarbonyl wherein the alkyl moiety has from 1 to 20 carbon atoms and is straight or branched, benzoyl, phenylalkylcarbonyl wherein the alkyl moiety has from 1 to 6 carbon atoms and is straight or branched or cycloalkylcarbonyl wherein the cycloalkyl moiety has from 5 to 10 carbon atoms; R.sub.3 is hydrogen; or R.sub.2 and R.sub.3 together form a double bond between the 17-position carbon atom and the oxygen atom either alone or in combination with a progestogen.