FILTER ELEMENT HAVING CENTER PIECE AND METHODS

Details for Australian Patent Application No. 2002312172 (hide)

Owner DONALDSON COMPANY, INC.

Inventors JULIAR, William, M.; XU, Jian; GIESEKE, Steven, Scott; BISHOP, Wayne, R., W.

Pub. Number AU-A-2002312172

PCT Number PCT/US02/17060

PCT Pub. Number WO2002/098534

Priority 60/296,269 06.06.01 US; 10/157,257 28.05.02 US

Filing date 30 May 2002

Wipo publication date 16 December 2002

International Classifications

B01D 025/24 Filters formed by clamping together several filtering elements or parts of such elements

B01D 046/52 Filters or filtering processes specially modified for separating dispersed particles from gases or vapours - Particle separators, e.g. dust precipitators, using filters embodying folded material

Event Publications

2 January 2003 Complete Application Filed

  Priority application(s): 60/296,269 06.06.01 US; 10/157,257 28.05.02 US

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002312172

24 November 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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