PROCESS FOR PRODUCING BISBENZIL COMPOUNDS

Details for Australian Patent Application No. 2002344645 (hide)

Owner SHOWA DENKO K. K.

Inventors YASUDA, Hiroshi

Pub. Number AU-A-2002344645

PCT Number PCT/JP02/11682

PCT Pub. Number WO2003/042148

Priority 2001-393397 26.12.01 JP; 2001-346485 12.11.01 JP; 2001-365438 30.11.01 JP; 60/337,159 10.12.01 US; 2001-393396 26.12.01 JP

Filing date 8 November 2002

Wipo publication date 26 May 2003

International Classifications

C07C 045/28 Preparation of compounds having CO groups bound only to carbon or hydrogen atoms

C07C 049/784 Ketones

C07C 253/30 Preparation of carboxylic acid nitriles

C07C 045/27 Preparation of compounds having CO groups bound only to carbon or hydrogen atoms

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 2001-393397 26.12.01 JP; 2001-346485 12.11.01 JP; 2001-365438 30.11.01 JP; 60/337,159 10.12.01 US; 2001-393396 26.12.01 JP

24 July 2003 Application Open to Public Inspection

  Published as AU-A-2002344645

29 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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