STRUCTURALLY RIGID NONIONIC AND ANIONIC POLYMERS AS RETENTION AND DRAINAGE AIDS IN PAPERMAKING

Details for Australian Patent Application No. 2002245060 (hide)

Owner ONDEO NALCO COMPANY

Inventors WARD, William, J.; DUNHAM, Andrew, J.; CARTER, Phillip, W.; ZELENEV, Andrei, S.

Pub. Number AU-A-2002245060

PCT Pub. Number WO2002/052102

Priority 09/740,548 20.12.00 US

Filing date 29 November 2001

Wipo publication date 8 July 2002

Event Publications

23 January 2003 Application Open to Public Inspection

  Published as AU-A-2002245060

5 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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