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:
May. 06, 1980
Filed:
Mar. 31, 1977
Applicant:
Inventors:
Karl-Heinz Weber, Gau-Algesheim, DE;
Adolf Bauer, Ingelheim am Rhein, DE;
Adolf Langbein, Ingelheim am Rhein, DE;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhein, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
2602444 ; 2602 / ; 424232 ; 424267 ; 424269 ; 548262 ;
Abstract
A multiple-step process for the preparation of 6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines of the formula ##STR1## wherein R.sub.1 is hydrogen, halogen or lower alkyl of 1 to 2 carbon atoms;