Exhaust filter

Details for Australian Patent Application No. 2004226973 (hide)

Owner Donaldson Company, Inc.

Inventors Belisle, John; Blaisdell, Jared; Anderson, Steve; Wagner, Wayne M; Reeves, Gary D; Hiemstra, John; Herman, John

Agent Freehills

Pub. Number AU-A-2004226973

Priority 60/517363 04.11.03 US

Filing date 4 November 2004

Wipo publication date 19 May 2005

International Classifications

F01N 003/022 Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust - characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous

B01D 029/07 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

F01N 003/021 Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust - by means of filters

Event Publications

25 November 2004 Complete Application Filed

  Priority application(s): 60/517363 04.11.03 US

19 May 2005 Application Open to Public Inspection

  Published as AU-A-2004226973

20 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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