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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.:

US 10028915 B1

PDFFull Text
Date of Patent:
Jul. 24, 2018

Filed:

Jul. 24, 2015

Polyvinyl alcohol particles, pharmaceutical binder using same, pharmaceutical tablet, sustained-release pharmaceutical tablet, and method for producing polyvinyl alcohol particles

Applicant:

The Nippon Synthetic Chemical Industry Co., Ltd., Osaka, JP;

Inventors:

Chizuko Furo, Osaka, JP;

Taiji Kanda, Osaka, JP;

Koji Hara, Osaka, JP;

Pradeep Ratilal Vavia, Mumbai, IN;

Jasmin Dhirajlal Monpara, Mumbai, IN;

Pankaj Hanumantrao Jadhav, Mumbai, IN;

Assignee:

THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD., Osaka, JP;

Attorney:

Greenblum & Bernstein, P.L.C.

Primary Examiner:

Bong-Sook Baek

Int. Cl.
CPC ...
A61K 9/20 (2006.01); A61K 9/16 (2006.01); A61K 31/155 (2006.01); C08J 3/12 (2006.01);
U.S. Cl.
CPC ...
A61K 9/2027 (2013.01); A61K 9/1635 (2013.01); A61K 9/1682 (2013.01); A61K 31/155 (2013.01); C08J 3/12 (2013.01); C08J 2329/04 (2013.01);
Abstract

Provided herein is a polyvinyl alcohol fine particle suitable for a pharmaceutical binder for obtaining a pharmaceutical tablet of properties including good sustained release, high hardness, and excellent friability. The polyvinyl alcohol fine particle of the present invention contains 25 mol % or more of a gauche structure in polyvinyl alcohol molecules within a 0.8-nm region inside the particle from the particle surface.

Find Patent Forward Citations

Furo, Chizuko. (2018). Polyvinyl alcohol particles, pharmaceutical binder using same, pharmaceutical tablet, sustained-release pharmaceutical tablet, and method for producing polyvinyl alcohol particles (U.S. Patent No. 10028915). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10028915

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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