PROCESS FOR THE PREPARATION OF UREA

Details for Australian Patent Application No. 2003225426 (hide)

Owner DSM IP ASSETS B.V.

Inventors MENNEN, Johannes, Henricus; GEVERS, Lambertus, Wilhelmus

Pub. Number AU-A-2003225426

PCT Number PCT/NL03/00244

PCT Pub. Number WO2003/087043

Priority 1020388 15.04.02 NL

Filing date 2 April 2003

Wipo publication date 27 October 2003

International Classifications

C07C 273/04 Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 1020388 15.04.02 NL

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003225426

6 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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