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:
Jul. 21, 2020
Filed:
Jun. 17, 2016
Toa Eiyo Ltd., Tokyo, JP;
Eriko Abe, Osaka, JP;
Yu Tachikawa, Osaka, JP;
Satoshi Ameyama, Osaka, JP;
Naoko Urushihara, Osaka, JP;
Jun Ishikura, Osaka, JP;
Tetsuya Nakamura, Osaka, JP;
Akira Yokouchi, Osaka, JP;
Yoshitaka Inoue, Osaka, JP;
Kazuhiro Aoyagi, Osaka, JP;
Tomoya Tanaka, Osaka, JP;
Naohiro Nishida, Fukushima, JP;
Kunihiro Minami, Fukushima, JP;
TOA EIYO LTD., Chuo-ku, Tokyo, JP;
Abstract
An adhesive preparation containing bisoprolol includes a backing and a pressure-sensitive adhesive layer formed on one side of the backing. The pressure-sensitive adhesive layer contains a polymer prepared through copolymerization of monomer components including a hydroxyl group-containing monomer and an alkyl (meth)acrylate monomer (component (A)), a polymer prepared through copolymerization of monomer components including a methyl methacrylate monomer and a butyl methacrylate monomer (component (B)), and bisoprolol (component (C)).