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:
Dec. 22, 2015
Filed:
Jun. 24, 2013
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Saroop Singh Matharu, Shirley, MA (US);
Gurijala Venu Reddy, Lancaster, MA (US);
James J. Mencel, North Wales, PA (US);
Xiaoyong Sun, Acton, MA (US);
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/00 (2006.01); C07C 227/42 (2006.01); A61K 31/196 (2006.01); C07C 229/42 (2006.01); C07C 225/22 (2006.01); C07C 221/00 (2006.01); C07C 227/22 (2006.01);
U.S. Cl.
CPC ...
C07C 227/42 (2013.01); A61K 31/196 (2013.01); C07C 221/00 (2013.01); C07C 225/22 (2013.01); C07C 227/22 (2013.01); C07C 229/42 (2013.01); C07B 2200/13 (2013.01);
Abstract
Different polymorphs of bromfenac sodium may be prepared and interconverted using crystallization/recrystallization, drying and/or hydration techniques.