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:
Feb. 19, 2013
Filed:
Jun. 12, 2009
Applicants:
Ingo Heddesheimer, Monzingen, DE;
Ulrich Scholz, Bad Kreuznach, DE;
Inventors:
Ingo Heddesheimer, Monzingen, DE;
Ulrich Scholz, Bad Kreuznach, DE;
Assignee:
Boehringer Ingelheim International GmbH, Ingelheim am Rhein, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 213/75 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for the synthesis of the diamine of formula (1) an important intermediate in the synthesis of dabiagtran etexilate.