METHOD OF TRACING DRAINS

Details for Australian Patent Application No. 2002336536 (hide)

Owner ONDEO NALCO COMPANY

Inventors WEILAND, Michael, J.; HOOTS, John, E.

Pub. Number AU-A-2002336536

PCT Number PCT/US02/29286

PCT Pub. Number WO2003/029794

Priority 09/966,912 28.09.01 US

Filing date 16 September 2002

Wipo publication date 14 April 2003

International Classifications

G01N 021/63 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - optically excited

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 09/966,912 28.09.01 US

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002336536

17 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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