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:
Dec. 22, 1981
Filed:
Jun. 25, 1980
Applicant:
Inventors:
George B Mackaness, Princeton, NJ (US);
Kathryn A Losee, New Brunswick, NJ (US);
Assignee:
E. R. Squibb & Sons, Inc., Princeton, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424251 ; 544250 ;
Abstract
Compounds of the following structure are provided ##STR1## wherein R.sup.1 is hydrogen or lower alkanoyl, R.sup.2 is hydrogen or lower alkyl, and R.sup.3 is hydrogen, lower alkyl or trifluoromethyl. The above compounds have useful hypotensive activity and anti-allergy activity.
Mackaness, George. (1981). Reaction products of pyrazolo[1,5-c]quinazoline derivatives and proline (U.S. Patent No. 4307099). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4307099
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile