Patent · US Active

Aryl/alkyl vinyl sulfone hyaluronic acid derivatives

US8071757B2 · kind B2 · utility

5Cited by

2References

19Claims

0Family size

Assignee

NOVOZYMES BIOPHARMA DK A/S · DK

Inventors

Corinne Eenschooten
Morten Wurtz Christensen · Avenue Madeleine, DK

Key dates

Filing date	Mar 2, 2007
Grant date	Dec 6, 2011
Priority date	—
Expiry date	Mar 4, 2029

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q19/08
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A hyaluronic acid derivative, and methods of producing and using said derivative, the derivative comprising n repeating units and having the general structural formula (I), wherein, in at least one repeating unit, one or more of R1, R2, R3, R4 comprises an etherbound aryl/alkyl sulfone having the general structural formula (II), wherein R comprises an alkyl- or aryl-group, and otherwise R1, R2, R3, R4 are hydroxyl groups, OH.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.