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:
Oct. 25, 2016
Filed:
Jul. 23, 2013
Applicant:
Laurus Labs Private Limited, Hyderabad, IN;
Inventors:
Kameswar R. Chivukula, Hyderabad, IN;
Venkata R. Murthy, Hyderabad, IN;
Venkata S. Indukuri, Hyderabad, IN;
Seeta R. Gorantla, Hyderabad, IN;
Assignee:
Laurus Labs Private Limited, Hyderabad, IN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 493/04 (2006.01); C07D 303/38 (2006.01); C07C 303/38 (2006.01);
U.S. Cl.
CPC ...
C07D 493/04 (2013.01); C07C 303/38 (2013.01); C07B 2200/13 (2013.01);
Abstract
Provided are a process for preparation of darunavir or solvates or a pharmaceutically acceptable salt thereof substantially free of bisfuranyl impurities and a process for preparation of amorphous darunavir using the darunavir propionate solvate.