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. 02, 2006
Filed:
Nov. 03, 2000
Applicants:
Markus Krumme, Neuwied, DE;
Karin Ludwig, Datzeroth, DE;
Inventors:
Markus Krumme, Neuwied, DE;
Karin Ludwig, Datzeroth, DE;
Assignee:
LTS Lohmann Therapie-Syteme AG, Andernach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polymer-based preparation in film form for biphasic release of substances present therein to liquid surroundings, is characterized in that the preparation comprises at least two polymer matrix layers which differ in terms of their construction from polymers, with release taking place rapidly from one of the layers, and release taking place slowly from at least one other layer.