Process for the preparation of urea

Details for Australian Patent Application No. 2005260266 (hide)

Owner Stamicarbon B.V.

Inventors Mennen, Johannes Henricus

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005260266

PCT Pub. Number WO2006/004395

Priority 1026607 07.07.04 NL

Filing date 6 June 2005

Wipo publication date 12 January 2006

Acceptance publication date 1 September 2011

International Classifications

C07C 273/04 (2006.01) 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

C07C 273/16 (2006.01) 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

11 January 2007 PCT application entered the National Phase

  PCT publication WO2006/004395 Priority application(s): WO2006/004395

14 October 2010 Assignment before Grant

  DSM IP Assets B.V. The application has been assigned to Stamicarbon B.V.

1 September 2011 Application Accepted

  Published as AU-B-2005260266

12 January 2012 Standard Patent Sealed

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