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. 12, 2016
Filed:
Nov. 07, 2007
Applicants:
Thomas Hille, Koblenz, DE;
Michael Horstmann, Neuwied, DE;
Walter Mueller, Andernach, DE;
Inventors:
Assignee:
PURDUE PHARMA L.P., Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/485 (2006.01); A61K 9/70 (2006.01);
U.S. Cl.
CPC ...
A61K 31/485 (2013.01); A61K 9/7084 (2013.01); A61K 9/7092 (2013.01);
Abstract
The invention relates to a transdermal therapeutic system for administering the active substance buprenorphine. Said system comprises at least one carboxylic acid that determines the solubility of buprenorphine in the matrix layer and that can likewise be absorbed. The transdermal therapeutic system according to the invention is used in the treatment of pain and is characterized by a considerably increased utilization of the active substance.