Patent · US Active

Glucose responsive hydrogel comprising PBA-grafted hyaluronic acid (HA)

US9549987B2 · kind B2 · utility

2Cited by

0References

19Claims

0Family size

Assignees

CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE · FR
Universite Joseph Fourier—Grenoble 1 · FR

Inventors

Rachel Auzely-Velty · Le Pont-de-Claix, FR
Emilie Hachet · La Roche-sur-Yon, FR
Bogdan Catargi · Bordeaux, FR
Valérie Ravaine · Cestas, FR
Léa Messager · Morlaix, FR

Key dates

Filing date	Nov 6, 2013
Grant date	Jan 24, 2017
Priority date	—
Expiry date	Jan 14, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2405/08
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Polymer composition comprising a mixture of PBA modified HA polymer grafted on at least a hydroxyl with a group comprising phenylboronic acid and Cis-diol modified HA polymer grafted on at least a hydroxyl with a group comprising a cis-diol. Injectable or implantable glucose-sensitive hydrogels comprising a this polymer composition.

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