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:
Jan. 29, 2013
Filed:
Dec. 07, 2009
Applicants:
Daniella Gutman, Rishon Lezion, IL;
Shimon Chernyak, Yokneam L-Lit, IL;
Inventors:
Daniella Gutman, Rishon Lezion, IL;
Shimon Chernyak, Yokneam L-Lit, IL;
Assignee:
Taro Pharmaceutical North America, Inc., Grand Cayman, KY;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/56 (2006.01); C07J 5/00 (2006.01); C07J 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process for preparing a crystalline form of halobetasol propionate, comprising the step of crystallizing halobetasol propionate from absolute ethanol or a mixture of ethanol and water, wherein the crystalline form of halobetasol propionate is characterized by an x-ray powder diffraction pattern having peaks at 10.0, 11.6, 12.9, 13.4, 14.5, 16.4, 17.6, and 23.5±0.2 degrees 2θ.