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:
Aug. 18, 2015
Filed:
Jan. 09, 2014
Applicant:
Natco Pharma Limited, Hyderabad, IN;
Inventors:
Durga Prasad Konakanchi, Hyderabad, IN;
Buchappa Gongalla, Hyderabad, IN;
Kotayya Babu Sikha, Hyderabad, IN;
Chandrasekar Kandaswamy, Hyderabad, IN;
Kali Satya Bhujanga Rao Adibhatla, Hyderabad, IN;
Venkaiah Chowdary Nannapaneni, Hyderabad, IN;
Assignee:
Natco Pharma Limited, Banjara Hills, Hyderabad, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/00 (2006.01); A61K 31/445 (2006.01); C07D 401/04 (2006.01);
U.S. Cl.
CPC ...
C07D 401/04 (2013.01);
Abstract
Anhydrous polymorphic form-I of anti cancer drug, Lenalidomide whose chemical name is 3-(4-amino-1-oxo-1,3-dihydro-isoindole-2-yl)-piperidine-2,6-dione, is disclosed. Alternate methods for making anhydrous polymorphic form-I of Lenalidomide are also disclosed.