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:
Sep. 20, 1988
Filed:
Apr. 25, 1986
Applicant:
Inventors:
Yuichi Inoue, Osaka, JP;
Tetuo Horiuchi, Osaka, JP;
Kenji Hsaegawa, Osaka, JP;
Koichi Nakashima, Osaka, JP;
Takashi Tsuyoshi, Osaka, JP;
Assignees:
Nitto Electric Industrial Co., Ltd., both of, JP;
Sunstar Inc., both of, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424435 ; 424 81 ;
Abstract
An oral bandage comprising a soft adhesive film comprising a mixture of a polycarboxylic acid and/or a polycarboxylic acid anhydride and a vinyl acetate polymer in a compatible state, and an oral preparation comprising such an oral bandage having incorporated therein a topical drug are disclosed. The oral bandage or preparation exhibits strong adhesion of long duration when applied to the oral mucosa or teeth.