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. 26, 1992
Filed:
Dec. 24, 1990
Applicant:
Inventors:
Akihito Oji, Ohkawa, JP;
Yukihiro Tada, Takamatsu, JP;
Noriyuki Sasaki, Shiki, JP;
Mitsuo Mizumura, Kawagoe, JP;
Assignees:
Lederle (Japan), Ltd., Tokyo, JP;
Teikoku Seiyaku Co., Ltd., Kagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
424445 ; 424449 ; 424448 ; 424447 ;
Abstract
An anti-inflammatory analgesic patch having a drug reservoir layer comprising 4-biphenylylacetic acid as the effective ingredient, a homo- and/or co-polymer of acrylic acid and ordinary adjuvants such as a shape-retaining agent, humectant, thickener, etc., which is characterized in that said drug reservoir further contains crotamiton and pH of the drug reservoir is adjusted within a range of 6 to 8 with a water-soluble organic amine and an organic acid.