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:
Jun. 22, 1999
Filed:
Dec. 23, 1996
Applicant:
Inventors:
Keiko Yamamura, Nagoya, JP;
Noboru Tomiya, Nagoya, JP;
Manabu Sugimoto, Nagoya, JP;
Makoto Usami, Nagoya, JP;
Yuji Sato, Nagoya, JP;
Yoshiyuki Nagao, Nagoya, JP;
Assignee:
Sanwa Kagaku Kenkyusho Co., Ltd., Aichi-ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
424402 ; 424404 ;
Abstract
A multi-layered film preparation is disclosed having a drug-containing layer which contains at least one water-soluble high molecular weight compound as a main base material, a layer which is made difficult to dissolve in water and positioned at one side of the drug-containing layer and a powdery adhesive compound positioned at the other side of the drug-containing layer.