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:
Jan. 01, 1991
Filed:
Jan. 17, 1989
Applicant:
Inventor:
James J Wade, St. Paul, MN (US);
Assignee:
Riker Laboratories, Inc., St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
5142245 ; 5142292 ; 544 34 ; 544 48 ; 544101 ; 544105 ;
Abstract
Substituted 1,2,4-triazolo[1,5-c]pyrimido[1,4]-azines have been found to have potent bronchodilator activity. Also, pharmacological methods for inducing bronchodilation using such compounds, pharmaceutical compositions containing such compounds, and synthetic intermediates, including 1,2,4-triazolo[4,3-c]-pyrimido[1,4]azines, for preparing such compounds.
Wade, James. (1991). Triazolo[1,5-c]pyrimido[1,4]azines as bronchodilators (U.S. Patent No. 4981850). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4981850
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile