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:
Feb. 21, 1995
Filed:
Apr. 26, 1993
Thomas Hille, Neuwied, DE;
Hans-Rainer Hoffmann, Neuwied, DE;
Hans-Joachim Huber, Munich, DE;
Axel Knoch, Munich, DE;
Gerhard Schneider, Baldham, DE;
Fritz Stanislaus, Munich, DE;
LTS Lohmann Therapie-Systeme GmbH & Co., KG, Neuwied, DE;
Klinge Pharma GmbH, Munich, DE;
Abstract
The present invention relates to a transdermal therapeutical system for the administration of physostigmine to the skin via a backing layer which is impermeable to active substances, an active substance deposit comprising at least one auxiliary agent with supporting and distributing function in the form of a textile fabric material, a matrix surrounding said deposit from all sides, and optionally a removable protective layer, the matrix of which comprises 10-90%-wt polymeric material selected from the group consisting of polymers on the basis of acrylate and/or methacrylate and esters of hydrogenated colophonium, 0-30%-wt softener on the basis of hydrocarbons and/or esters, and that the active substance deposit immediately after its production comprises 15-85%-wt of a 0.1-70%-wt physostigmine solution.