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. 10, 2002
Filed:
Jan. 04, 2001
Applicant:
Inventors:
Joaquina Faour, Buenos Aires, AR;
Marcelo A. Coppari, Buenos Aires, AR;
Assignee:
Osmotica Corp., Tortola, VG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/22 ;
U.S. Cl.
CPC ...
A61K 9/22 ;
Abstract
The delivery devices described herein are capable of delivering one or more active substances by osmotic pumping through preformed passageways. An osmotic device according to the invention includes a first osmotic device enclosed within a second osmotic device. In some embodiments, the semipermeable membrane of one or both of the osmotic devices completely dissolves or degrades during use. This delivery device can include an immediate release outer coat.