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:
Nov. 11, 2014
Filed:
Jul. 13, 2012
Substituted quinazolines, the preparation thereof and the use thereof in pharmaceutical compositions
Applicants:
Waldemar Pfrengle, Biberach an de Riss, DE;
Markus Frank, Ulm, DE;
Thomas Klein, Radolfzell, DE;
Inventors:
Assignee:
Boehringer Ingelheim International GmbH, Ingelheim am Rhein, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/517 (2006.01); A61K 31/4439 (2006.01); A61K 31/522 (2006.01); C07D 473/04 (2006.01); A61K 45/06 (2006.01); C07D 473/06 (2006.01); A61K 31/155 (2006.01);
U.S. Cl.
CPC ...
C07D 473/04 (2013.01); A61K 31/4439 (2013.01); A61K 31/522 (2013.01); A61K 45/06 (2013.01); C07D 473/06 (2013.01); A61K 31/155 (2013.01);
Abstract
The present invention relates to substituted quinazolines of formula (I): wherein X and Y are defined as in claim, the tautomers, stereoisomers, mixtures and salts thereof, which have valuable pharmacological properties, particularly an inhibitory effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).