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:
Dec. 07, 2010
Filed:
Dec. 29, 2006
Applicants:
Darrick Carter, Seattle, WA (US);
Gregory A. Smith, Issaquah, WA (US);
Inventors:
Darrick Carter, Seattle, WA (US);
Gregory A. Smith, Issaquah, WA (US);
Assignee:
TTI ellebeau, Inc., Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 1/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transdermal delivery device to passively deliver active agents to a biological interface includes an active agent reservoir comprising a first active agent of a first polarity; an outer active agent membrane taking the form of an ion-exchange membrane of a second polarity, an interfacial layer having a plurality of freely diffusible monovalent co-ions of the first polarity and having a first side adjacent to the outer active agent membrane and a second side configured to contact a biological interface.