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:
Nov. 16, 1999
Filed:
Apr. 28, 1995
Applicant:
Inventors:
J Richard Gyory, San Jose, CA (US);
Patricia S Campbell, Palo Alto, CA (US);
Assignee:
Alza Corporation, Palo Alto, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
A61N / ; A61M / ;
U.S. Cl.
CPC ...
424449 ; 514947 ;
Abstract
An electrotransport device (10) for transdermal delivery of an agent through a body surface has a donor reservoir (16) which contains a compound formed of the agent and a transdermal permeation enhancer, the compound being able to dissociate into an agent ion and an enhancer counter ion. Methods of enhancing transdermal electrotransport drug delivery and methods of forming a composition exhibiting enhanced transdermal electrotransport drug delivery are also provided.