Process for the reactive extraction of levulinic acid

Details for Australian Patent Application No. 2005206337 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Ayoub, Paul Marie

Agent Spruson & Ferguson

Pub. Number AU-B-2005206337

PCT Pub. Number WO2005/070867

Priority 04100272.6 26.01.04 EP

Filing date 26 January 2005

Wipo publication date 4 August 2005

Acceptance publication date 5 June 2008

International Classifications

C07C 67/08 (2006.01) Preparation of carboxylic acid esters

C07C 67/58 (2006.01) Preparation of carboxylic acid esters

Event Publications

10 August 2006 PCT application entered the National Phase

  PCT publication WO2005/070867 Priority application(s): WO2005/070867

5 June 2008 Application Accepted

  Published as AU-B-2005206337

2 October 2008 Standard Patent Sealed

19 August 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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