Unit Utilizing Current to control Reciprocation for Pushing Fluids

Details for Australian Patent Application No. 2005202212 (hide)

Owner Liu, M. Chen, B. Chang, C.

Inventors Chen, Brian DF; Liu, Ming-Hwa; Chang, Cheng Paug

Agent Fraser Old & Sohn

Pub. Number AU-A-2005202212

Filing date 23 May 2005

Wipo publication date 7 December 2006

International Classifications

F04B 17/04 (2006.01) Pumps characterised by combination with, or adaptation to, specific driving engines or motors

F04B 31/00 (2006.01) Free-piston pumps specially adapted for elastic fluids

Event Publications

2 June 2005 Complete Application Filed

7 December 2006 Application Open to Public Inspection

  Published as AU-A-2005202212

27 May 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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