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:
Mar. 30, 1999
Filed:
Jul. 15, 1997
Applicant:
Inventors:
Assignee:
Development Center for Biotechnology, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514530 ; 514964 ;
Abstract
A stable solid dispersion of prostaglandin drug, particularly Misoprostol, (.+-.)methyl 7-�3(.alpha.)-hydroxy-2-.beta.-(4 (RS)-4-hydroxy-4-methyl-trans-1-octen-1-yl)-oxycyclopent-1.alpha.-yl!hepta noate, comprising ammonio methacrylate copolymers. The ammonio methacrylate copolymers comprise Eudragit RS series, Eudragit RL series, Eudragit S, Eudragit L, and the mixture thereof. The stable solid dispersion is a sustained release type.