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:
Nov. 07, 2017

Filed:

Feb. 01, 2012
Applicants:

Masato Nishimura, Ibaraki, JP;

Yoshihiro Iwao, Ibaraki, JP;

Katsuhiro Okada, Ibaraki, JP;

Kensuke Matsuoka, Ibaraki, JP;

Inventors:

Masato Nishimura, Ibaraki, JP;

Yoshihiro Iwao, Ibaraki, JP;

Katsuhiro Okada, Ibaraki, JP;

Kensuke Matsuoka, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 35/00 (2006.01); A61L 31/12 (2006.01); A61K 9/70 (2006.01); A61K 31/405 (2006.01); A61K 31/663 (2006.01);
U.S. Cl.
CPC ...
A61M 35/00 (2013.01); A61K 9/7053 (2013.01); A61K 31/405 (2013.01); A61K 31/663 (2013.01); A61L 31/129 (2013.01);
Abstract

The invention provides a patch and a patch preparation having an adhesive layer with a high adhesive force, wherein the hydrophobic adhesive layer does not bloom even when an organic fluid component having high polarity is contained therein. The patch contains a support and an adhesive layer on at least one surface of the support, wherein the adhesive layer contains a synthetic rubber having a viscosity average molecular weight of 500,000-1,600,000, an organic fluid component having high polarity, a tackifier, and magnesium aluminometasilicate. In the patch preparation, the above-mentioned adhesive layer further contains a drug.


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