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:
Jun. 09, 2015
Filed:
Jun. 17, 2014
Applicant:
Panion & BF Biotech, Inc., Taipei, TW;
Inventors:
Keith Chan, Rockville, MD (US);
Winston Town, Hong Kong, CN;
David W. K. Kwok, Vancouver, CA;
Nikolay Mintchev Stoynov, Vancouver, CA;
Assignee:
Panion & BF Biotech Inc., , TW;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/295 (2006.01); C07C 59/265 (2006.01); A61K 33/26 (2006.01); C07C 51/41 (2006.01);
U.S. Cl.
CPC ...
A61K 31/295 (2013.01); A61K 33/26 (2013.01); C07C 51/412 (2013.01); C07C 51/418 (2013.01); C07C 59/265 (2013.01);
Abstract
The present invention discloses a pharmaceutical-grade ferric organic compounds, including ferric citrate, which are soluble over a wider range of pH, and which have a large active surface area. A manufacturing and quality control process for making a pharmaceutical-grade ferric citrate that consistently complies with the established Manufacture Release Specification is also disclosed. The pharmaceutical-grade ferric organic compounds are suitable for treating disorders characterized by elevated serum phosphate levels.