RECIPROCABLE PISTON WITH A FLUID SCAVENGING SYSTEM AND METHOD OF SCAVENGING A FLUID

Details for Australian Patent Application No. 2003212174 (hide)

Owner WESTPORT RESEARCH INC.

Inventors URSAN, Mihai; GRAM, Anker; MARK, Randall

Pub. Number AU-A-2003212174

PCT Number PCT/CA03/00438

PCT Pub. Number WO2003/083300

Priority 2,379,645 28.03.02 CA

Filing date 26 March 2003

Wipo publication date 13 October 2003

International Classifications

F04B 031/00 Free-piston pumps specially adapted for elastic fluids

F04B 039/00 Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups

F04B 039/04 Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups - Measures to avoid lubricant contaminating the pumped fluid

F16J 001/09 Pistons

Event Publications

24 July 2003 Complete Application Filed

  Priority application(s): 2,379,645 28.03.02 CA

20 November 2003 Application Open to Public Inspection

  Published as AU-A-2003212174

16 December 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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