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:
Apr. 16, 2013
Filed:
Aug. 25, 2009
Applicants:
Shailendra Kumar Dubey, Uttar Pradesh, IN;
Vikas Bansal, Uttar Pradesh, IN;
Kamaljeet Pannu, Uttar Pradesh, IN;
Sushil Kumar Dubey, Uttar Pradesh, IN;
Inventors:
Shailendra Kumar Dubey, Uttar Pradesh, IN;
Vikas Bansal, Uttar Pradesh, IN;
Kamaljeet Pannu, Uttar Pradesh, IN;
Sushil Kumar Dubey, Uttar Pradesh, IN;
Assignee:
Jubilant Life Sciences Limited, Noida, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 303/28 (2006.01); C07C 309/73 (2006.01); C07C 271/42 (2006.01); C07C 269/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are novel intermediates and process for large scale production of (S)-3-[(1-dimethylamino)ethyl]phenyl-N-ethyl-N-methyl-carbamate (rivastigmine) or its pharmaceutically acceptable salts employing the novel intermediates. Further provided are methods for producing the novel intermediates thereof.