Process for the preparation of sucrose6-ester by esterification in the presence of solid superacid catalyst

Details for Australian Patent Application No. 2007308948 (hide)

Owner Mamtek International Limited

Inventors Ho, David Losan; Wan, Zhenghao

Agent Spruson & Ferguson

Pub. Number AU-A-2007308948

PCT Pub. Number WO2008/052077

Priority 11/552,813 25.10.06 US

Filing date 24 October 2007

Wipo publication date 2 May 2008

International Classifications

C07H 1/00 (2006.01) Processes for the preparation of sugar derivatives

C07H 13/02 (2006.01) Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids

C07H 15/00 (2006.01) Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals

C13K 13/00 (2006.01) Sugars not otherwise provided for in this class

Event Publications

21 May 2009 PCT application entered the National Phase

  PCT publication WO2008/052077 Priority application(s): WO2008/052077

6 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given 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

2007308950-Method for creating and analyzing advertisements

2007308947-Process for the preparation of sucralose by the chlorination of sugar with triphosgene (BTC)