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. 16, 2019
Filed:
Sep. 24, 2015
Applicant:
Jiangsu Hengrui Medicine Co., Ltd., Lianyungang, Jiangsu, CN;
Assignee:
Jiangsu Hengrui Medicine Co., Ltd., Lianyungang, Jiangsu, CN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/197 (2006.01); A61K 47/10 (2017.01); A61K 47/32 (2006.01); A61K 47/36 (2006.01); A61K 47/02 (2006.01); A61K 9/00 (2006.01); A61K 9/06 (2006.01); A61K 9/20 (2006.01);
U.S. Cl.
CPC ...
A61K 31/197 (2013.01); A61K 9/0053 (2013.01); A61K 9/0065 (2013.01); A61K 9/06 (2013.01); A61K 9/205 (2013.01); A61K 9/2031 (2013.01); A61K 47/02 (2013.01); A61K 47/10 (2013.01); A61K 47/32 (2013.01); A61K 47/36 (2013.01); A61K 9/2009 (2013.01); A61K 9/2018 (2013.01); A61K 9/2027 (2013.01);
Abstract
Disclosed is a pregabalin sustained-release preparation, wherein the sustained-release tablet contains a pharmaceutically active ingredient containing pregabalin or a salt or hydrate thereof, a gel framework material containing alginic acid, and a swellable material containing polyoxyethylene.