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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 10640578 B1

PDFFull Text
Date of Patent:
May. 05, 2020

Filed:

Mar. 21, 2017

Modified hyaluronic acid, method for making same and uses thereof

Applicant:

Merz Pharma Gmbh & Co. Kgaa, Frankfurt am Main, DE;

Inventors:

Andreas Krause, Düsseldorf, DE;

Alexander Linko, Frankfurt am Main, DE;

Franck Villain, Paris, FR;

Assignee:

Merz Pharma GmbH & Co. KGaA, Frankfurt am Main, DE;

Attorney:

McBee Moore & Vanik IP, LLC

Primary Examiner:

Ernst V Arnold

Int. Cl.
CPC ...
A61K 8/73 (2006.01); A61L 27/50 (2006.01); C08B 37/08 (2006.01); A61L 27/20 (2006.01); A61L 27/52 (2006.01); C08J 3/075 (2006.01); A61L 27/54 (2006.01); C08L 5/08 (2006.01); A61K 31/728 (2006.01); A61Q 19/08 (2006.01);
U.S. Cl.
CPC ...
C08B 37/0072 (2013.01); A61K 8/735 (2013.01); A61K 31/728 (2013.01); A61L 27/20 (2013.01); A61L 27/52 (2013.01); A61L 27/54 (2013.01); A61Q 19/08 (2013.01); C08J 3/075 (2013.01); C08L 5/08 (2013.01); A61K 2800/91 (2013.01); A61L 2300/402 (2013.01); A61L 2430/34 (2013.01); C08J 2305/08 (2013.01); C08L 2203/02 (2013.01);
Abstract

The present invention generally relates to a modified hyaluronic acid (HA) and to a method for making same, more specifically to a (poly)glycerol-modified HA derivative prepared by grafting glycidol to HA. The present invention also relates to the use of the HA derivative for preparing a dermal filler composition, a hydrogel comprising cross-linked HA and the (poly)glycerol-modified HA derivative, and a method for preparing said hydrogel. Furthermore, the present invention relates to the use of the hydrogel as a cosmetic and/or aesthetic product, in particular as a dermal filler for tissue filling, replacing and/or augmenting.

Find Patent Forward Citations

Krause, Andreas. (2020). Modified hyaluronic acid, method for making same and uses thereof (U.S. Patent No. 10640578). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10640578

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

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