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. 02, 2019
Filed:
Jan. 21, 2016
Applicant:
Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;
Inventors:
Hermut Wehlan, Frankfurt am Main, DE;
Kai Rossen, Frankfurt am Main, DE;
Alexander Schaefer, Frankfurt am Main, DE;
Assignee:
SANOFI-AVENTIS DEUTSCHLAND GMBH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/00 (2006.01); C07C 253/32 (2006.01); C07C 253/34 (2006.01); C07D 211/22 (2006.01); C07C 253/30 (2006.01);
U.S. Cl.
CPC ...
C07D 211/22 (2013.01); C07C 253/30 (2013.01); C07C 2601/02 (2017.05);
Abstract
A new process for the production of 2-[4-(cyclopropanecarbonyl)phenyl]-2-methyl-propanenitrile is described. This compound can be used for the production of drugs, such as Fexofenadine.