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. 26, 1995
Filed:
Jun. 17, 1993
Applicant:
Inventors:
Henri Wantier, Dour, BE;
Fabienne Mathieu, Nivelles, BE;
Marc Baudrihaye, Waterloo, BE;
Dominique Delacroix, Kraainem, BE;
Assignee:
Teva Pharmaceutical Industries, Ltd., Petah Tiqva, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; B01J / ;
U.S. Cl.
CPC ...
424426 ; 424-125 ; 424-133 ; 424462 ; 424486 ; 424497 ; 42721336 ; 42840221 ; 514963 ;
Abstract
The subject of the present invention is a process for preparing microparticles of the microsphere type of a water-soluble substance and a biocompatible and biodegradable polymer controlling the kinetics of release of the said substance consisting of a matrix of the said polymer within which the said water-soluble substance is regularly dispersed, characterized in that