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:
Sep. 01, 2020
Filed:
Apr. 28, 2017
Applicants:
Aurobindo Pharma Limited, Kondapur, Hitech, Telangana, Hyderabad, IN;
Senthilkumar Natrajan, Hyderabad, IN;
Kishore Karumanchi, Hyderabad, IN;
Vittal Tangirala, Hyderabad, IN;
Sivakumaran Meenakshisunderam, Hyderabad, IN;
Inventors:
Senthilkumar Natrajan, Hyderabad, IN;
Kishore Karumanchi, Hyderabad, IN;
Vittal Tangirala, Hyderabad, IN;
Sivakumaran Meenakshisunderam, Hyderabad, IN;
Assignee:
Aurobindo Pharma Ltd, Hyderabad, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 309/10 (2006.01); C07D 207/12 (2006.01); C07C 31/10 (2006.01); C07D 207/16 (2006.01); C07C 31/20 (2006.01);
U.S. Cl.
CPC ...
C07D 309/10 (2013.01); C07C 31/10 (2013.01); C07C 31/205 (2013.01); C07D 207/12 (2013.01); C07D 207/16 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to a process For the preparation of Dapagliflozin DL-Proline co-crystal and its use in the preparation/purification of Dapagliflozin. The invention also provides a process for the preparation of Dapagliflozin (R,S)-1.2-propanediol monohydrate.