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.

Date of Patent:
Oct. 18, 2011

Filed:

Nov. 16, 2006
Applicants:

Marguerite Rinaudo, Grenoble, FR;

Rachel Auzely, St Georges de Commiers, FR;

Shirin Kadi, Grenoble, FR;

Anthony Bresin, Reims, FR;

Erell Kubik, Sorbon, FR;

Inventors:

Marguerite Rinaudo, Grenoble, FR;

Rachel Auzely, St Georges de Commiers, FR;

Shirin Kadi, Grenoble, FR;

Anthony Bresin, Reims, FR;

Erell Kubik, Sorbon, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/726 (2006.01); A61K 31/738 (2006.01); A61F 2/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to the use of a compound having the formula (I) wherein: n represents an integer varying from 720 to 6 200, and i varies from 1 to n, Rrepresents in particular OH, or a group of the formula (III) wherein k represents an integer varying from 1 to 17, and R'represents a linear or branched alkyl chain comprising p carbon atoms, wherein p is an integer varying from 1 to 17, with the proviso that k+p is not greater than 28, and preferably not greater than 20, and wherein at least one Rgroup represents a group of formula (III), for the preparation of a viscoelastic composition.


Find Patent Forward Citations

Rinaudo, Marguerite. (2011). Derivatives of hyaluronic acid, their preparation process and their uses (U.S. Patent No. 8039447). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8039447

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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