Fully-controlled, free-piston engine

Details for Australian Patent Application No. 2007221835 (hide)

Owner U.S. Environmental Protection Agency

Inventors Gray Jr., Charles L.

Agent Pipers

Pub. Number AU-A-2007221835

Parent 2002341552

Filing date 5 October 2007

Wipo publication date 25 October 2007

International Classifications

F01B 1/12 (2006.01) Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements

F01B 31/14 (2006.01) Component parts, details, or accessories not provided for in, or of interest apart from, other groups

F02B 71/04 (2006.01) Free-piston engines

F04B 19/00 (2006.01) Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups

F02B 1/12 (2006.01) Engines characterised by the working fluid to be compressed or characterised by the type of ignition

Event Publications

25 October 2007 Application Open to Public Inspection

  Published as AU-A-2007221835

25 October 2007 Complete Application Filed

5 June 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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