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:
Apr. 12, 1977
Filed:
Nov. 18, 1975
Applicant:
Inventors:
Gary Lim, Candiac, CA;
John W Hooper, Pierrefonds, CA;
Assignee:
Bristol-Myers Company, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
260285 ; 2603405 ; 2604 / ;
Abstract
N-substituted-14-hydroxy-3-substituted-morphinan derivatives have been found to possess potent narcotic agonist or antagonist activity. In particular, the compound 3,14-dihydroxy-N-cyclobutylmethylmorphinan has been found to possess potent agonist/antagonist activity. A new and novel total synthesis for the preparation of these compounds is described herein.
Lim, Gary. (1977). Process for the preparation of 14-hydroxymorphinan derivatives (U.S. Patent No. 4017497). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4017497
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile