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:
Aug. 24, 2004
Filed:
Jan. 14, 2002
Applicant:
Inventors:
Herbert Rupprecht, Regensburg, DE;
Stephan Zinzen, Hamburg, DE;
Assignee:
Gruenenthal GmbH, Aachen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/70 ;
U.S. Cl.
CPC ...
A61K 9/70 ;
Abstract
A multi-layered film which contains an active substance and which is made of film-forming polymers. The film comprises at least one covering layer, at least one layer containing the active substance, and an adhesive layer. A method and apparatus for producing such a multi-layered film and a preferred use as a transmucosal galenic formulation are also disclosed.