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:
Dec. 05, 2023
Filed:
Sep. 23, 2020
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventor:
Nobuki Sakikawa, Osaka, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 35/00 (2006.01); A45D 34/04 (2006.01); B01J 20/26 (2006.01); B01J 20/32 (2006.01); A61K 8/02 (2006.01); A61Q 19/00 (2006.01);
U.S. Cl.
CPC ...
A61M 35/006 (2013.01); A45D 34/04 (2013.01); B01J 20/26 (2013.01); B01J 20/3285 (2013.01); A61K 8/0208 (2013.01); A61Q 19/00 (2013.01);
Abstract
An application member includes a stimuli-responsive polymer that reversibly changes to being hydrophilic and to being hydrophobic in response to an external stimulus to allow impregnation and release of an active ingredient to be applied to the skin.