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:
May. 02, 1989
Filed:
Apr. 25, 1986
Edward M Acton, Houston, TX (US);
George L Tong, Cupertino, CA (US);
SRI International, Menlo Park, CA (US);
Abstract
Compounds of the formula ##STR1## wherein R is --COCH.sub.3, --CHOHCH.sub.3, --COCH.sub.2 OH, or --CHOHCH.sub.2 OH; hydrogen; hydroxyl; a 1 to 3 carbon alkyl; a 1 to 3 carbon .omega.-hydroxyalkyl; a 2 to 7 carbon organic acid ester or diester of --COCH.sub.2 OH, --CHOHCH.sub.2 OH, or --CHOHCH.sub.3 ; or the groups --COCH.sub.2 OH, --CHOHCH.sub.2 OH, or --CHOHCH.sub.3 having a 1 to 6 carbon alkyl or aryl ether replacement of one or more hydroxyls; or 13-ketimine derivatives of --COCH.sub.3 or --COCH.sub.2 OH;
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile