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. 18, 2003
Filed:
Sep. 21, 2001
Applicant:
Inventors:
Michael H. Arenberg, Los Gatos, CA (US);
Edward M. Gillis, Cupertino, CA (US);
Charles R. Rampersaud, Cupertino, CA (US);
Assignee:
Durect Corp., , DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 3/100 ;
U.S. Cl.
CPC ...
A61M 3/100 ;
Abstract
Methods and apparatus used for securing the end of a drug-delivery catheter at the round window niche of the inner ear; specifically an apparatus employing a miniature threaded screw pump to inflate a balloon allowing a catheter to be secured within the round window niche of the inner ear.