PROCESSES FOR THE PREPARATION OF A CAROBXYLIC ANHYDRIDE AND USE OF THE CARBOXYLIC ANHYDRIDE AS AN ACYLATION AGENT

Details for Australian Patent Application No. 2003210312 (hide)

Owner SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

Inventors DRENT, Eit; VAN DER MADE, Renata, Helena; PUGH, Robert, Ian

Pub. Number AU-A-2003210312

PCT Number PCT/EP03/01689

PCT Pub. Number WO2003/070679

Priority 02251114.1 19.02.02 EP

Filing date 18 February 2003

Wipo publication date 9 September 2003

International Classifications

C07C 051/14 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 067/38 Preparation of carboxylic acid esters

C07C 045/50 Preparation of compounds having CO groups bound only to carbon or hydrogen atoms

C07C 053/122 Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 02251114.1 19.02.02 EP

9 October 2003 Application Open to Public Inspection

  Published as AU-A-2003210312

11 September 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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