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:
Sep. 11, 2001
Filed:
Jun. 16, 1999
J. Bradley Phipps, Maple Grove, MN (US);
Lyn C. Moodie, Westbury, NY (US);
J. Richard Gyory, San Jose, CA (US);
Felix Theeuwes, Los Altos Hills, CA (US);
Alza Corporation, Mountain View, CA (US);
Abstract
An electrotransport apparatus using dispersed ion exchange material (,) is disclosed. The ion exchange material (,) may be dispersed in either the donor electrode assembly (,), the counter electrode assembly (,) or both electrode assemblies. The dispersed ion exchange material (,) comprises mobile ionic species (,-,) and substantially immobile ionic species (P). The dispersed ion exchange material (,-,) interacts with competitive species (,) generated during electrotransport to render those species substantially immobile (,). Electrotransport devices exhibiting reduced polarization are also disclosed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile