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:
Jan. 30, 2001
Filed:
Oct. 23, 1997
Applicant:
Inventors:
Judy A. Magruder, Mt. View, CA (US);
James B. Eckenhoff, Los Altos, CA (US);
Richard Cortese, Los Gatos, CA (US);
Jeremy C. Wright, Los Altos, CA (US);
John R. Peery, Palo Alto, CA (US);
Assignee:
Alza Corporation, Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/14 ;
U.S. Cl.
CPC ...
A61K 9/14 ;
Abstract
A delivery system is disclosed for delivering a beneficial agent to an animal. The delivery system comprises a wall that surrounds a lumen, said wall comprising a composition that limits the passage of fluid into the system and a composition that permits the passage of fluid into the system. The lumen comprises a beneficial agent and an expandable member. The delivery system comprises an exit means for delivering the beneficial agent.