METHOD FOR THE PRODUCTION OF 1,2,4-TRIAMINOBENZOLECARBAMIC ACID ESTERS

Details for Australian Patent Application No. 2002355166 (hide)

Owner VIATRIS GMBH AND CO. KG

Inventors LANKAU, Hans-Joachim; UNVERFERTH, Klaus; ARNOLD, Thomas; SCHAFER, Jurgen; MEISEL, Peter; THIEL, Wilfried

Pub. Number AU-A-2002355166

PCT Number PCT/EP02/07301

PCT Pub. Number WO2003/010134

Priority 101 36 046.0 25.07.01 DE

Filing date 2 July 2002

Wipo publication date 17 February 2003

International Classifications

C07C 269/04 Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups

C07C 271/28 Derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups

C07C 271/58 Derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups

C07C 271/38 Derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 101 36 046.0 25.07.01 DE

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002355166

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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