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. 16, 2011
Filed:
Dec. 11, 2008
Applicants:
Blanca Martin-vaca, Toulouse, FR;
Anca Dumitrescu, Toulouse, FR;
Lidija Vranicar, Toulouse, FR;
Jean-bernard Cazaux, Aramon, FR;
Didier Bourissou, Plaisance du Touch, FR;
Roland Cherif-cheikh, Castelldefels, ES;
Frédéric Lacombe, San Cugat Del Valles, ES;
Inventors:
Blanca Martin-Vaca, Toulouse, FR;
Anca Dumitrescu, Toulouse, FR;
Lidija Vranicar, Toulouse, FR;
Jean-Bernard Cazaux, Aramon, FR;
Didier Bourissou, Plaisance du Touch, FR;
Roland Cherif-Cheikh, Castelldefels, ES;
Frédéric Lacombe, San Cugat Del Valles, ES;
Assignee:
IPSEN Pharma S.A.S., Boulogne-Billancourt, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/08 (2006.01); C08G 63/82 (2006.01); C08F 283/00 (2006.01); C08G 63/91 (2006.01); C08G 63/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A catalytic lactide and glycolide copolymerization system comprising a trifluoromethane sulfonate as a catalyst and copolymerization additive and a copolymerization process.