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:
Feb. 18, 1997
Filed:
Apr. 13, 1994
Applicant:
Inventors:
Olga Burguiere, Castelnau le Lez, FR;
Ahmad Yassine, Borj-Barajne, FR;
Jean-Philippe Selles, Montpellier, FR;
Assignee:
Flamel Technologies, , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424489 ; 424490 ; 424468 ; 424457 ;
Abstract
The present invention relates to controlled-release microcapsules of acetylsalicylic acid which comprise particles of acetylsalicylic acid with a size of between 100 and 1000 .mu.m, coated with a coating material consisting of a mixture of a cellulosic film-forming polymeric derivative, an antiadherent, a plasticizer, a lubricant and a vinylic film-forming polymeric derivative. The invention further relates to a process for the preparation of said microcapsules.