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:
Aug. 18, 1981
Filed:
Sep. 21, 1979
Applicant:
Inventor:
Willem J van der Burg, Heesch, NL;
Assignee:
Akzona Incorporated, Asheville, NC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602433 ; 424250 ; 2602 / ;
Abstract
New and pharmacologically useful tetracyclic compounds are disclosed of the formula (I): ##STR1## and pharmaceutically acceptable non-toxic salts therefor, wherein: (a) R is hydrogen, alkyl of one to six carbons, aralkyl of seven to ten carbons, or an acyl group of one to six carbons;
van der Burg, Willem. (1981). 10-hydroxy-1,2,3,4,10,14b-hexahydrodibenzo-[c,f] pyrazino-1,2a-azepines (U.S. Patent No. 4284559). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4284559
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile