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.

Date of Patent:
Apr. 20, 2004

Filed:

Jun. 19, 2000
Applicant:
Inventors:

Jin Deog Song, Daejeon, KR;

Chul Min Park, Daejeon, KR;

Young Kwon Choi, Daejeon, KR;

Heon Han Lee, Daejeon, KR;

Yong Ho Shim, Daejeon, KR;

Hye Jeong Yoon, Daejeon, KR;

Assignee:

Samyang Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/302 ; A61F 1/300 ; A61F 1/516 ; A61K 9/14 ;
U.S. Cl.
CPC ...
A61F 1/302 ; A61F 1/300 ; A61F 1/516 ; A61K 9/14 ;
Abstract

The invention herein relates to a transdermal drug delivery systern for anti-Inflammatory analgesic. agent comprising diclofenac diethylammonium salt, wherein a backing film ( ), a matrix layer ( ) containing active ingredients, a release liner ( ) which is removed before application onto the skin are laminated therein. Mome particularly, the invention herein relates to a transdermal drug delivery system for anti-inflammatory analgesic agent comprising diclofenac diethylammonum salt, wherein the transdermal penetration and adhesion of the patch to the body are enhanced by means of a matrix layer which comprises a diclofenac diethylammonum salt as active ingredient in addition to acrylic polymer as adhesive constituent, non-ionic surfacant as absorption enhancer, terpene and dissolution assistant, and the volatile and non-volatile constituents of the composition arc separately applied therein for significantly reducing the manufacturing time thereof.


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