OSCILLATING-PISTON DRIVE FOR A VACUUM PUMP AND AN OPERATING METHOD FOR SAID DRIVE

Details for Australian Patent Application No. 2002338830 (hide)

Owner LEYBOLD VAKUUM GMBH

Inventors BAHNEN, Rudolf; HODAPP, Josef

Pub. Number AU-A-2002338830

PCT Number PCT/EP02/10921

PCT Pub. Number WO2003/031818

Priority 101 49 506.4 06.10.01 DE

Filing date 28 September 2002

Wipo publication date 22 April 2003

International Classifications

F04B 035/04 Piston pumpsspecially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 101 49 506.4 06.10.01 DE

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002338830

24 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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