Branched/block copolymers for treatment of keratinous substrates

Details for Australian Patent Application No. 2000256320 (hide)

Owner Noveon IP Holdings Corp.

Inventors Constantino, Steven P.; Smith, David J.; Galleguillos, Ramiro; Hasman Jr., Daniel F.

Agent Griffith Hack

Pub. Number AU-B-2000256320

PCT Pub. Number WO01/96429

Priority 09594321 15.06.00 US

Filing date 22 June 2000

Wipo publication date 24 December 2001

Acceptance publication date 2 June 2005

International Classifications

C08F 265/04 Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

C08L 051/00 Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds

C08F 293/00 Block polymers

A61K 007/06

C08F 291/00 Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups

C08L 053/00 Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds

Event Publications

2 June 2005 Application Accepted

  Published as AU-B-2000256320

29 September 2005 Standard Patent Sealed

8 February 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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