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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 10842760 B1

PDFFull Text
Expired
Date of Patent:
Nov. 24, 2020

Filed:

Jun. 20, 2019

Sustained-release preparation containing pseudoephedrine or a pharmaceutically acceptable salt thereof

Applicant:

Sawai Pharmaceutical Co., Ltd., Osaka, Osaka, JP;

Inventors:

Yuki Nishikawa, Osaka, JP;

Hiroaki Kikuoka, Osaka, JP;

Michinori Oikawa, Osaka, JP;

Hiroyuki Yamamoto, Osaka, JP;

Tomoya Nakagawa, Osaka, JP;

Assignee:

SAWAI PHARMACEUTICAL CO., LTD., Osaka, JP;

Attorney:

Hauptman Ham, LLP

Primary Examiner:

Shirley V Gembeh

Int. Cl.
CPC ...
A61K 31/137 (2006.01); A61K 9/16 (2006.01); A61K 31/445 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
A61K 31/137 (2013.01); A61K 9/1617 (2013.01); A61K 9/1664 (2013.01); A61K 9/1682 (2013.01); A61K 31/445 (2013.01); A61K 45/06 (2013.01);
Abstract

A sustained-release preparation containing pseudoephedrine is provided comprising pseudoephedrine or a pharmaceutically acceptable salt thereof, and a hardened oil or stearic acid. The sustained-release preparation containing pseudoephedrine may contain a hardened oil or stearic acid in an amount of 100% by mass to 500% by mass with respect to the content of the pseudoephedrine or a pharmaceutically acceptable salt thereof. In addition, the sustained-release preparation containing pseudoephedrine may have a first part and a second part, the first part may contain the pseudoephedrine or a pharmaceutically acceptable salt thereof, and the first part or the second part may contain an optional active ingredient.

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Nishikawa, Yuki. (2020). Sustained-release preparation containing pseudoephedrine or a pharmaceutically acceptable salt thereof (U.S. Patent No. 10842760). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10842760

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