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. 10, 2001
Filed:
May. 27, 1999
Applicant:
Inventors:
Vijay Kumar Handa, New Delhi, IN;
Surinder Mohan Gupta, New Delhi, IN;
Nittin Maheshwari, New Delhi, IN;
Amit Rohatgi, New Delhi, IN;
Assignee:
Ranbaxy Laboratories Limited, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
C07D / ;
Abstract
The present invention relates to the preparation of crystalline (Z)-2-(2-tert.-butoxycarbonyl prop-2-oxyimino)-2-(2-triphenylmethylaminothiazol-4-yl) acetic acid of the following formula