METHOD AND APPARATUS FOR PREPARING HYDRAZO-DICARBONAMIDE USING UREA AS STARTING MATERIAL

Details for Australian Patent Application No. 2002212784 (hide)

Owner J AND J CHEMICAL CO., LTD.

Inventors LEE, Chun-hyuk; HAN, Sang-Jin

Pub. Number AU-A-2002212784

PCT Pub. Number WO2003/035601

Filing date 24 October 2001

Wipo publication date 6 May 2003

International Classifications

C07C 225/06 Compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton, at least one of the doubly-bound oxygen atoms not being part of a CHO group, e.g. amino ketones

Event Publications

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002212784

8 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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