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. 05, 2016
Filed:
Mar. 18, 2011
Applicant:
George Tyson, Los Altos Hills, CA (US);
Inventor:
George Tyson, Los Altos Hills, CA (US);
Assignee:
Relypsa, Inc., Redwood City, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 2/18 (2006.01); C08F 2/01 (2006.01); C08F 2/00 (2006.01); C08F 220/24 (2006.01); C08F 212/36 (2006.01); C08F 236/22 (2006.01);
U.S. Cl.
CPC ...
C08F 2/01 (2013.01); C08F 2/00 (2013.01); C08F 220/24 (2013.01); C08F 212/36 (2013.01); C08F 236/22 (2013.01);
Abstract
The present invention is directed to processes for making a crosslinked cation exchange polymer comprising a fluoro group and an acid group. The process allows the polymer to be efficiently made on a commercial scale, and the polymers are useful to bind potassium in the gastrointestinal tract of a human or animal subject.