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:
May. 10, 2011
Filed:
Dec. 21, 2004
Naohisa Kawamura, Kasukabe, JP;
Hidenori Sawada, Kasukabe, JP;
Yoshiki Sugizaki, Kasukabe, JP;
Takashi Saitoh, Kasukabe, JP;
Naohisa Kawamura, Kasukabe, JP;
Hidenori Sawada, Kasukabe, JP;
Yoshiki Sugizaki, Kasukabe, JP;
Takashi Saitoh, Kasukabe, JP;
Saitama Daiichi Pharmaceutical Co., Ltd., Saitama, JP;
Abstract
The present invention provides a tulobuterol adhesive patch comprising (a) a support, (b) an acrylic pressure-sensitive adhesive layer containing the percutaneously absorbing drug tulobuterol and if necessary a lipophilic oily plasticizer, and (c) a release liner, laminated in that order, wherein the acrylic pressure-sensitive adhesive is a copolymer obtained by copolymerizing an acrylic monomer which is acetoacetoxyalkyl (meth) acrylate with one or more other vinyl monomers, to yield a tulobuterol adhesive patch with excellent release and skin permeability of tulobuterol from the pressure-sensitive adhesive layer, low skin irritation and excellent safety.