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:
Aug. 29, 1995
Filed:
Jul. 16, 1992
Applicant:
Inventors:
Piero Orsolini, Martigny, CH;
Frederic Heimgartner, Martigny, CH;
Assignee:
Debio Recherche Pharmaceutique S.A., Martigny, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424491 ; 424489 ; 424490 ; 424497 ; 424499 ; 514-2 ; 514 16 ; 514 15 ; 514 12 ;
Abstract
The process is aimed at providing a composition designed for the sustained and controlled release of medicamentous peptide substances, obtained in the form of microspheres of a biodegradable polymeric material incorporating said medicamentous substance. It consists in converting first a water-soluble peptide or peptide salt into a water-insoluble peptide, respectively peptide salt. The following steps include preparing an organic-aqueous emulsion and then extracting the organic solvent in an excess of aqueous medium.