PROCESS FOR PRODUCTION OF HIGH PURITY AMORPHOUS SILICA FROM BIOGENIC MATEIAL

Details for Australian Patent Application No. 2002342522 (hide)

International Classifications

Event Publications

27 February 2003 Complete Application Filed

Priority application(s): 09/817,519 26.03.01 US

1 May 2003 Application Open to Public Inspection

Published as AU-A-2002342522

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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