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:
Apr. 21, 2020
Filed:
Jul. 10, 2014
Applicant:
Grünenthal Gmbh, Aachen, DE;
Inventors:
Klaus Wening, Köln, DE;
Lutz Barnscheid, Mönchengladbach, DE;
Sebastian Schwier, Aachen, DE;
Anja Geißler, Stolberg, DE;
Assignee:
GRÜNENTHAL GMBH, Aachen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/135 (2006.01); A61K 31/137 (2006.01); A61K 9/14 (2006.01); A61K 9/16 (2006.01); A61K 9/20 (2006.01); B29C 51/00 (2006.01); B29K 23/00 (2006.01); B29K 105/00 (2006.01); B29C 48/05 (2019.01); B29C 48/00 (2019.01);
U.S. Cl.
CPC ...
A61K 31/135 (2013.01); A61K 9/146 (2013.01); A61K 9/1635 (2013.01); A61K 9/2031 (2013.01); A61K 31/137 (2013.01); B29C 51/002 (2013.01); B29C 48/0011 (2019.02); B29C 48/05 (2019.02); B29K 2023/083 (2013.01); B29K 2105/0085 (2013.01);
Abstract
The invention relates to a tamper-resistant, oral pharmaceutical dosage form comprising a pharmacologically active ingredient having psychotropic action and an ethylene-vinyl acetate (EVA) polymer which provides resistance against solvent extraction, resistance against grinding, and resistance against dose-dumping in aqueous ethanol.