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. 21, 2015
Filed:
Jan. 02, 2009
Applicants:
Unni Santhosh, Chennai, IN;
Annadurai Marimuthu Senthilkumar, Chennai, IN;
Bodireddy Mohan Reddy, Chennai, IN;
Rajendran Kamala, Chennai, IN;
Mahender Rao Siripragada, Chennai, IN;
Inventors:
Unni Santhosh, Chennai, IN;
Annadurai Marimuthu Senthilkumar, Chennai, IN;
Bodireddy Mohan Reddy, Chennai, IN;
Rajendran Kamala, Chennai, IN;
Mahender Rao Siripragada, Chennai, IN;
Assignee:
AmDerma Pharmaceuticals, LLC, Bridgewater, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 315/00 (2006.01); C07C 317/00 (2006.01); C07C 309/42 (2006.01);
U.S. Cl.
CPC ...
C07C 309/42 (2013.01);
Abstract
Processes for the preparation of 2,5-dihydroxybenzenesulfonic acid salts of formula (I) and a crystalline form of potassium 2,5 2,5-dihydroxybenzenesulfonic acid are provided.