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. 01, 1998
Filed:
Aug. 04, 1997
Applicant:
Inventors:
Thanh-Tam Nguyen, Limeil-Brevannes, FR;
Joelle Jacquot-Leyder, Creteil, FR;
Assignee:
Laboratoire L. Lafon, Maisons Alfort Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
264-9 ; 264 14 ; 264 28 ;
Abstract
The present invention relates to a process for the preparation of particles each comprising an excipient forming a matrix and at least one active ingredient uniformly distributed in the mass of said matrix, said process, which comprises the operations of extrusion and then lyophilization, being characterized in that it comprises the steps consisting of
Nguyen, Thanh-Tam. (1998). Extrusion and freeze-drying method for preparing particles containing an (U.S. Patent No. 5843347). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5843347
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile