PROCESS FOR PREPARING ALKYL HYDROXYALKYL CELLULOSE ETH- ERS

Details for Australian Patent Application No. 2002255747 (hide)

Owner DOW GLOBAL TECHNOLOGIES INC.

Inventors SCHNEIDER, Hans, P.; MERRYWEATHER, Stephen, J.; BEER, Wolfgang, H.

Pub. Number AU-A-2002255747

PCT Pub. Number WO2002/094882

Priority 60/292,496 21.05.01 US

Filing date 4 March 2002

Wipo publication date 3 December 2002

International Classifications

C08B 011/193 Preparation of cellulose ethers

Event Publications

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002255747

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002255748-SCRATCH REPAIR PROCEDURE

2002255746-METHOD FOR MERGING POSITION INFORMATION WITH MEASUREMENTS AND FILTERING TO OBTAIN HIGH-QUALITY IMAGES THAT ARE POSITIONED ACCURATELY WITH RESPECT TO GLOBAL COORDINATES