METHOD FOR PRODUCING LOWVISCOUS, AQUEOUS CELLULOSE ETHER SOLUTIONS

Details for Australian Patent Application No. 2002244762 (hide)

Owner WOLFF WALSRODE AG

Inventors KOCH, Wolfgang; WOLBERS, Peter; ONDRUSCHKA, Bernd; NUCHTER, Matthias WOLFRUM, Jurgen see KNEMEYER, JensPeter (21) 2002310931

Pub. Number AU-A-2002244762

PCT Pub. Number WO2002/081524

Priority 101 17 208.7 06.04.01 DE

Filing date 4 April 2002

Wipo publication date 21 October 2002

International Classifications

C08B 011/20 Preparation of cellulose ethers

Event Publications

10 April 2003 Application Open to Public Inspection

  Published as AU-A-2002244762

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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