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:
Jul. 21, 2015
Filed:
Jan. 27, 2012
Applicants:
Dieter Heindl, Paehl, DE;
Peter Gebauer, Penzberg, DE;
Inventors:
Dieter Heindl, Paehl, DE;
Peter Gebauer, Penzberg, DE;
Assignee:
Roche Diagnostics Operations, Inc., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 213/803 (2006.01); C07D 213/80 (2006.01);
U.S. Cl.
CPC ...
C07D 213/803 (2013.01); C07D 213/80 (2013.01);
Abstract
Methods for the synthesis of N-substituted carboxylated pyridinium compounds by reaction of a pentamethine precursor with a primary amine are provided. In this reaction an N-substituted alkoxycarbonyl pyridinium heterocycle is formed.