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:
Feb. 08, 2011
Filed:
Aug. 07, 2003
Applicants:
Takeshi Ito, Tsukuba, JP;
Tetsuro Tateishi, Tsukuba, JP;
Naruhito Higo, Tsukuba, JP;
Inventors:
Assignee:
Hisamitsu Pharmaceutical Co., Inc., Tosu-shi, Saga, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L 15/44 (2006.01); A61F 13/02 (2006.01); A61K 8/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A patch comprising a backing layer and an adhesive layer disposed on the backing layer and compounded with an adhesive agent and oxybutynin and/or a pharmaceutically acceptable salt thereof, wherein the adhesive agent comprises an acrylic polymer substantially free of both carboxyl group and hydroxyl group and a rubber polymer, in which weight ratio of content of the acrylic polymer to content of the rubber polymer is from 1:4 to 1:19.