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:
Jun. 01, 2021
Filed:
Dec. 26, 2017
Applicant:
Hisamitsu Pharmaceutical Co., Inc., Tosu, JP;
Inventors:
Ryo Tanaka, Tsukuba, JP;
Hideaki Ohashi, Tsukuba, JP;
Naruhide Miyoshi, Tsukuba, JP;
Takito Shima, Tsukuba, JP;
Naoko Fujita, Tsukuba, JP;
Yasunari Michinaka, Tsukuba, JP;
Assignee:
HISAMITSU PHARMACEUTICAL CO., INC., Tosu, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/70 (2006.01); A61K 31/192 (2006.01); A61K 31/196 (2006.01); A61K 31/405 (2006.01); A61K 47/12 (2006.01); A61K 47/20 (2006.01); A61K 47/32 (2006.01);
U.S. Cl.
CPC ...
A61K 9/7061 (2013.01); A61K 31/192 (2013.01); A61K 31/196 (2013.01); A61K 31/405 (2013.01); A61K 47/12 (2013.01); A61K 47/20 (2013.01); A61K 47/32 (2013.01);
Abstract
The patch of the present invention comprises a backing layer and an adhesive layer laminated on the backing layer, wherein a water vapor transmission rate of the backing layer is 400 g/m·24 hours or more, and the adhesive layer comprises a drug, dimethylsulfoxide and an adhesive. Such a patch does not fall off easily even after long wear.