Nova Patents
AT238068T

Hydrolysable hydrogels for controlled release

Abstract

The invention relates to a hydrogel COMPRISING BIODEGRADABLE links which are hydrolyzable under physiological conditions. More particularly, the hydrogel consists of two interpenetrating polymer networks interconnected hydrolyzable THROUGH SEPARATION. Furthermore, the invention relates to a process for the preparation of a hydrogel, IN macromolecules, such as polymers containing links that are hydrolyzable under physiological conditions, are crosslinked in an aqueous solution.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

56 members in 11 offices

This recordMember, by publication datePriority claim1 more office is in the list below

Priority claims12

Priority claims
DocumentOfficeKindDate
96201821European Patent Office (EPO)A
96201821European Patent Office (EPO)A
3167196United States of AmericaP
3167196United States of AmericaP
9700374Netherlands (Kingdom of the)W
9700374Netherlands (Kingdom of the)W
316717P–––
96201821–––
9700374–––
EP19960201821–––
US19960031671P–––
WO1997NL00374–––

Members56

Family members, oldest first
DocumentOfficeKind
WO9800170A1World Intellectual Property Organization (WIPO)A1
AU3360197AAustraliaA
EP0842657A1European Patent Office (EPO)A1
WO9822093A1World Intellectual Property Organization (WIPO)A1
AU5069798AAustraliaA
EP0910412A1European Patent Office (EPO)A1
EP0941068A1European Patent Office (EPO)A1
JP2000515853AJapanA
JP2001504828AJapanA
WO0160339A2World Intellectual Property Organization (WIPO)A2
AU3620101AAustraliaA
US6303148B1United States of AmericaB1
WO0160339A3World Intellectual Property Organization (WIPO)A3
US6395302B1United States of AmericaB1
US2002131952A1United States of AmericaA1
EP1255534A2European Patent Office (EPO)A2
US6497903B1United States of AmericaB1
EP0910412B1European Patent Office (EPO)B1
AT238068TThis recordAustriaT
ATE238068T1AustriaT1
DE69721265D1GermanyD1
JP2003522781AJapanA
EP1255534B1European Patent Office (EPO)B1
DK0910412T3DenmarkT3
AT245971TAustriaT
ATE245971T1AustriaT1
DE60100542D1GermanyD1
PT910412EPortugalE
DK1255534T3DenmarkT3
EP1371364A1European Patent Office (EPO)A1
SI0910412T1SloveniaT1
ES2198579T3SpainT3
SI1255534T1SloveniaT1
ES2204837T3SpainT3
DE69721265T2GermanyT2
EP0941068B1European Patent Office (EPO)B1
DE60100542T2GermanyT2
AT267588TAustriaT
ATE267588T1AustriaT1
DE69729312D1GermanyD1
DK0941068T3DenmarkT3
PT941068EPortugalE
SI0941068T1SloveniaT1
ES2222507T3SpainT3
DE69729312T2GermanyT2
EP1371364B1European Patent Office (EPO)B1
AT322890TAustriaT
ATE322890T1AustriaT1
DE69735688D1GermanyD1
US7060296B2United States of AmericaB2
WO2006071110A1World Intellectual Property Organization (WIPO)A1
ES2261870T3SpainT3
DE69735688T2GermanyT2
EP1846457A1European Patent Office (EPO)A1
US2008131512A1United States of AmericaA1
JP4625548B2JapanB2