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. 06, 2004
Filed:
Nov. 17, 1997
Applicant:
Inventors:
J. Bradley Phipps, Maple Grove, MN (US);
Gary A. Lattin, Forest Lake, MN (US);
Ronald P. Haak, Palo Alto, CA (US);
Felix Theeuwes, Los Altos Hills, CA (US);
Suneel K. Gupta, Sunnyvale, CA (US);
Assignee:
Alza Corporation, Mountain View, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/30 ;
U.S. Cl.
CPC ...
A61N 1/30 ;
Abstract
An electrotransport device and method of operating same provides a pulsed DC current of specified frequency and duration which transforms the skin into a higher electrotransport delivery efficiency state.