Global Patent Index - EP 3229777 A1

EP 3229777 A1 20171018 - CHITOSAN HYDROGEL MICROBEAD

Title (en)

CHITOSAN HYDROGEL MICROBEAD

Title (de)

CHITOSAN-HYDROGEL-MIKROKÜGELCHEN

Title (fr)

MICROBILLE D'HYDROGEL DE CHITOSANE

Publication

EP 3229777 A1 20171018 (FR)

Application

EP 15807844 A 20151207

Priority

  • FR 1462367 A 20141212
  • EP 2015078770 W 20151207

Abstract (en)

[origin: WO2016091778A1] The invention relates to hydrogel microbeads comprising at least water, chitosan, and at least one polyphosphate compound, water being present in a concentration of at least 85 mass % of hydrogel, said microbeads having an average diameter of between 100 and 900 μm. The invention also relates to the method for the production thereof and to the uses of same, especially in pharmaceutical compositions or medical devices, more specifically for treating a joint pathology.

IPC 8 full level

A61K 9/00 (2006.01); A61K 9/08 (2006.01); A61K 47/24 (2006.01); A61K 47/36 (2006.01)

CPC (source: EP US)

A61K 9/0019 (2013.01 - EP US); A61K 9/08 (2013.01 - EP US); A61K 47/24 (2013.01 - EP US); A61K 47/36 (2013.01 - EP US); A61L 27/12 (2013.01 - US); A61L 27/20 (2013.01 - US); A61L 27/52 (2013.01 - US); A61P 19/00 (2017.12 - EP); A61L 2400/06 (2013.01 - US); A61L 2400/12 (2013.01 - US)

Citation (search report)

See references of WO 2016091778A1

Citation (examination)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2016091778 A1 20160616; EP 3229777 A1 20171018; FR 3029790 A1 20160617; FR 3029790 B1 20170113; US 2017326275 A1 20171116

DOCDB simple family (application)

EP 2015078770 W 20151207; EP 15807844 A 20151207; FR 1462367 A 20141212; US 201515535313 A 20151207