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.

Date of Patent:
Jun. 10, 2014

Filed:

Dec. 15, 2004
Applicants:

Tomohiro Ishima, Higashikagawa, JP;

Hiroyuki Yamasaki, Higashikagawa, JP;

Masahiro Yamaji, Higashikagawa, JP;

Inventors:

Tomohiro Ishima, Higashikagawa, JP;

Hiroyuki Yamasaki, Higashikagawa, JP;

Masahiro Yamaji, Higashikagawa, JP;

Assignees:

Teikoku Seiyaku Co., Ltd., Kagawa, JP;

Drossapharm AG, Basel, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/70 (2006.01); A61M 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides to patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation. In an external patch in which an adhesive layer containing an adhesive base and a drug are laminated with a backing, the external patch wherein the adhesive base contains 5-50% by weight of synthetic rubber polymer, 10-60% by weight of adhesive resin and 25-60% by weight of liquid paraffin, and the drug is etofenamate. According to the present invention, there is obtainable the patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation.


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