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. 20, 1985
Filed:
Feb. 24, 1984
Applicant:
Inventor:
James J Wade, Oakdale, MN (US);
Assignee:
Riker Laboratories, Inc., St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
544 582 ; 544 60 ; 544122 ; 544295 ; 544315 ; 544317 ; 544326 ;
Abstract
1,2,4-Triazolo[4,3-c]pyrimidines substituted at the 5 or 7 position through a nitrogen atom which is part of a heterocyclic ring have been found to have potent bronchodilator activity and to be useful synthetic intermediates in the preparation of 1,2,4-triazolo[1,5-c]pyrimidines. Methods for inducing bronchodilation, pharmaceutical compositions, and synthetic processes and intermediates are also described.