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. 17, 2018
Filed:
Apr. 16, 2014
Applicant:
Cipla Limited, Mumbai, IN;
Inventors:
Ravikumar Puppala, Bangalore, IN;
Srinivas Laxminarayan Pathi, Bangalore, IN;
Dharmaraj Ramachandra Rao, Thane, IN;
Rajendra Narayanrao Kankan, Mumbai, IN;
Assignee:
Cipla Limited, Mumbai, IN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K 5/06 (2006.01); A61K 38/05 (2006.01); A61K 31/69 (2006.01); C07F 5/02 (2006.01); A61K 31/444 (2006.01); A01N 43/48 (2006.01);
U.S. Cl.
CPC ...
C07K 5/06191 (2013.01); A61K 31/69 (2013.01); A61K 38/05 (2013.01); C07F 5/025 (2013.01); A01N 43/48 (2013.01); A61K 31/444 (2013.01);
Abstract
A novel and improved process for preparation of bortezomib mannitol ester is derived, which process avoids excessive use of solvents, involves convenient, industrially feasible and economical techniques, and provides improvements in purity over processes known in the art.