US Patent 7226972 Process for cross-linking hyaluronic acid to polymers
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Patent Inventor Names
Catherine Alexander0
Jane Fraser0
Xiaobin Zhao0
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Patent abstract
The present invention provides a process for the production of hyaluronic acid (HA) derivatives cross-linked with another polymer, in particular multiple e.g. double cross-linked hyaluronic acid derivatives. The invention also provides novel cross-linked derivatives, products containing them and their uses in cosmetic, medical and pharmaceutical applications.
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US Patent 07226972 Process for cross-linking hyaluronic acid to polymers US Patent 7226972 Process for cross-linking hyaluronic acid to polymers
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Patent Number
07226972
Patent Number
7226972
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US Patent 07226972 Process for cross-linking hyaluronic acid to polymers
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Patent jurisdiction
Patent number
07226972
Date of patent
June 5, 2007
Patent application number
10756351
Date Filed
January 14, 2004
Patent primary examiner
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