METHOD FOR PURIFYING FREEBASE P-PHENYLENEDIAMINE-TYPE PHOTOGRAPHIC COLOR DEVELOPERS

Details for Australian Patent Application No. 2002316331 (hide)

International Classifications

Event Publications

9 January 2003 Complete Application Filed

Priority application(s): 09/893,801 28.06.01 US

15 May 2003 Application Open to Public Inspection

Published as AU-A-2002316331

18 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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