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.:

US 8466190 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 18, 2013

Filed:

Apr. 16, 2008
Applicants:

Srinivasa Krishna Murthy Konduri, Hyderabad, IN;

Bhujanga Rao Adibhatla Kali Satya, Hyderabad, IN;

Nannapaneni Venkaiah Chowdary, Hyderabad, IN;

Assignee:

Natco Pharma Limited, Andhra Pradesh, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/4015 (2006.01); C07D 209/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to novel polymorphic forms of N-[2-(diethylamino)ethyl]-5-[(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl-2,4-dimethyl-1H-pyrrole-3-carboxamide-Sunitinib base (I). The present invention also relates to methods of preparing such polymorphic crystals.


Find Patent Forward Citations

Konduri, Srinivasa Krishna Murthy. (2013). Polymorphic forms of sunitinib base (U.S. Patent No. 8466190). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8466190

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