POLYIMIDES COMPRISING CF2O STRUCTURAL ELEMENTS

Details for Australian Patent Application No. 2002319218 (hide)

Owner MERCK PATENT GMBH

Inventors KIRSCH, Peer; TAUGERBECK, Andreas; LUSSEM, Georg; BEYER, Andreas; MAIR, Sieglinde

Pub. Number AU-A-2002319218

PCT Number PCT/EP02/06443

PCT Pub. Number WO2002/102756

Priority 101 29 335.6 19.06.01 DE

Filing date 12 June 2002

Wipo publication date 2 January 2003

International Classifications

C07C 065/24 Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings and containing any of the groups OH, O-metal, CHO, keto, ether, groups, groups, or groups

C07D 307/89 Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

C08G 073/00 Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen or carbon, not provided for in groups

C07C 065/26 Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings and containing any of the groups OH, O-metal, CHO, keto, ether, groups, groups, or groups

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 101 29 335.6 19.06.01 DE

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002319218

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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