Water-absorbent resin and its production process

Details for Australian Patent Application No. 2004236545 (hide)

Owner Nippon Shokubai Co., Ltd.

Inventors Wada, Katsuyuki; Kimura, Kazuki; Ishizaki, Kunihiko; Nakamura, Masatoshi

Agent Griffith Hack

Pub. Number AU-B-2004236545

PCT Pub. Number WO2004/099265

Priority 2003-132204 09.05.03 JP

Filing date 7 May 2004

Wipo publication date 18 November 2004

Acceptance publication date 7 February 2008

International Classifications

C08F 8/00 (2006.01) Chemical modification by after-treatment

A61F 13/53 (2006.01) Bandages, dressings or absorbent pads

A61L 15/60 (2006.01) Chemical aspects of bandages, dressings, or absorbent pads or use of materials for their realisation

C08J 3/24 (2006.01) Processes of treating or compounding macromolecular substances - Crosslinking, e.g. vulcanising, of macromolecules

Event Publications

3 November 2005 PCT application entered the National Phase

  PCT publication WO2004/099265 Priority application(s): WO2004/099265

5 January 2006 Amendment Made

  The nature of the amendment is: Amend the name of the applicant from Nippon Shokubai Co. Ltd. to Nippon Shokubai Co., Ltd.

7 February 2008 Application Accepted

  Published as AU-B-2004236545

5 June 2008 Standard Patent Sealed

1 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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