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:
Sep. 15, 1981
Filed:
Mar. 21, 1978
Applicant:
Inventors:
Albert G Caldwell, West Wickham, GB;
Norman Whittaker, Beckenham, GB;
Assignee:
Burroughs Wellcome Co., Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
2604045 ; 424250 ; 424385 ; 424366 ; 2604025 ;
Abstract
1,3,6-Trisubstituted piperazine-2,5-diones having biological properties related to those of the natural prostaglandins, their synthesis, compositions containing them, and their use in medicine.
Quick Actions:
Caldwell, Albert. (1981). Nitrogen heterocycles (U.S. Patent No. 4289707). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4289707
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