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:
Oct. 14, 2003
Filed:
Aug. 28, 2001
Applicant:
Inventors:
Davide Bellini, Montegrotto Terme, IT;
Lanfranco Callegaro, Thiene, IT;
Assignee:
Fidia Advanced Biopolymers S.r.l., Abano Terme, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/1715 ; C08B 3/700 ;
U.S. Cl.
CPC ...
A61K 3/1715 ; C08B 3/700 ;
Abstract
The application discloses esters of hyaluronic acid, wherein a first part of the carboxylic functions is esterified with an araliphatic alcohol and a second part is esterified with at least one long-chain, straight aliphatic alcohol with between 10 and 22 carbon atoms. The possible remaining non-esterified carboxylic functions, if present, are salified. The application further discloses biocompatible threads having a multifilament conformation comprising filaments formed by the aforesaid esters, and their use in the fields of medicine and surgery.