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:
Aug. 02, 2011
Filed:
Mar. 07, 2002
Applicants:
Tetsuro Tateishi, Tsukuba, JP;
Takaaki Terahara, Tsukuba, JP;
Naruhito Higo, Tsukuba, JP;
Inventors:
Assignee:
Hisamitsu Pharmaceutical Co., Inc., Tosu-shi, Saga, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A patch agent of the present invention comprises a support, and an adhesive layer laid on the support and containing an adhesive base and a drug, wherein the adhesive base contains an acrylic polymer substantially having no carboxyl and no hydroxyl in molecules thereof, and a rubber-based polymer, so as to achieve sufficiently high skin permeability of the drug and preparation properties. Accordingly, the present invention enables administration of the drug through skin to be implemented with drug administration effect at a sufficiently high level and on a stable basis.