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:
Jun. 19, 2018
Filed:
May. 02, 2012
Applicants:
Michael Wilhelm Platscher, Schlatt, CH;
Alfred Hedinger, Thayngen, CH;
Inventors:
Michael Wilhelm Platscher, Schlatt, CH;
Alfred Hedinger, Thayngen, CH;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/20 (2006.01); C07C 219/08 (2006.01); A61K 31/231 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
C07C 219/08 (2013.01); A61K 31/231 (2013.01); A61K 45/06 (2013.01); C07B 2200/07 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to crystal modifications of racemic (2R,S)- and enantiomerically pure (2R)-resp. (2S)-DOTAP chloride, to processes for the preparation thereof, and to the use thereof for the preparation of pharmaceutical compositions.