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:
Apr. 15, 2014
Filed:
Jan. 27, 2009
8-[3-amino-piperidin-1-yl]-xanthines, their preparation and their use as pharmaceutical compositions
Applicants:
Frank Himmelsbach, Mittelbiberach, DE;
Elke Langkopf, Warthausen, DE;
Matthias Eckhardt, Biberach, DE;
Mohammad Tadayyon, Watford, GB;
Leo Thomas, Biberach, DE;
Inventors:
Frank Himmelsbach, Mittelbiberach, DE;
Elke Langkopf, Warthausen, DE;
Matthias Eckhardt, Biberach, DE;
Mohammad Tadayyon, Watford, GB;
Leo Thomas, Biberach, DE;
Assignee:
Boehringer Ingelheim International GmbH, Ingelheim am Rhein, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 473/00 (2006.01); C07D 473/02 (2006.01); C07D 473/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are substituted xanthines of the formula wherein R is defined as in claim, the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).