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:
Dec. 06, 2016
Filed:
Nov. 11, 2011
Applicants:
Frank Richter, Kundl, AT;
Erwin Schreiner, Kundl, AT;
Samo Pirc, Ljublijana, SI;
Anton Copar, Ljubljana, SI;
Inventors:
Frank Richter, Kundl, AT;
Erwin Schreiner, Kundl, AT;
Samo Pirc, Ljublijana, SI;
Anton Copar, Ljubljana, SI;
Assignee:
Lek Pharmaceuticals D.D., Ljubljana, SI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/00 (2006.01); C07D 307/81 (2006.01); C07D 307/82 (2006.01); C07D 307/84 (2006.01); A61K 31/343 (2006.01);
U.S. Cl.
CPC ...
C07D 307/81 (2013.01); A61K 31/343 (2013.01); C07D 307/82 (2013.01); C07D 307/84 (2013.01);
Abstract
The present invention relates to a process for the preparation of 3-aroyl-5-aminobenzofuran derivatives useful as antiarrhythmic drugs which avoids the use of nitro intermediates.