PROCESS FOR PRODUCING CALCIUM CARBONATE IN SHELL-ORIGIN SHAPE

Details for Australian Patent Application No. 2002255296 (hide)

Owner NIHON UNIVERSITY

Inventors YASUE, Tamotsu

Pub. Number AU-A-2002255296

PCT Pub. Number WO2003/000592

Priority 2001-169752 05.06.01 JP

Filing date 2 May 2002

Wipo publication date 8 January 2003

International Classifications

C01F 011/18 Compounds of calcium, strontium, or barium

Event Publications

19 June 2003 Application Open to Public Inspection

  Published as AU-A-2002255296

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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