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.:

US 7345117 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 18, 2008

Filed:

Feb. 24, 1999
Applicants:

Rolando Barbucci, 53010 Lucignano d'Arbia, IT;

Marco Consumi, 53100 Siena, IT;

Agnese Magnani, 53010 S. Rocco a Pilli, IT;

Lanfranco Callegaro, 36016 Thiene, IT;

Inventors:

Rolando Barbucci, 53010 Lucignano d'Arbia, IT;

Marco Consumi, 53100 Siena, IT;

Agnese Magnani, 53010 S. Rocco a Pilli, IT;

Lanfranco Callegaro, 36016 Thiene, IT;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 283/04 (2006.01); C08G 18/34 (2006.01); C08G 18/46 (2006.01); A61L 31/06 (2006.01); A61L 31/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to the synthesis of a haemocompatible polymer, consisting of a polyurethane bound covalently to sulphated hyaluronic acid. These sulfated derivatives have anticoagulative, non-thrombogenic, antiviral and anti-inflammatory properties. They also have the ability to inhibit platelet adhesion, aggregation and activation. The invention is particularly advantageous in resisting the enzyme hyaluronidase, therefore ensuring anti-coagulant activities for longer periods of time when compared to similar compounds. This biocompatible polymer material is well suited for surgical or other medicinal uses.


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Barbucci, Rolando. (2008). Sulphated hyaluronic acid and sulphated derivatives thereof covalently bound to polyurethanes, and the process for their preparation (U.S. Patent No. 7345117). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7345117

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