Fully-controlled, free-piston engine

Details for Australian Patent Application No. 2002341552 (hide)

Owner Environmental Protection Agency

Inventors Gray, Charles L Jr

Agent Pipers

Pub. Number AU-B-2002341552

PCT Number PCT/US02/25529

PCT Pub. Number WO2003/023225

Priority 09/946,824 06.09.01 US

Filing date 13 August 2002

Wipo publication date 24 March 2003

Acceptance publication date 21 June 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

27 February 2003 Complete Application Filed

  Priority application(s): 09/946,824 06.09.01 US

19 June 2003 Application Open to Public Inspection

  Published as AU-B-2002341552

21 June 2007 Application Accepted

  Published as AU-B-2002341552

1 November 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

15 November 2007 Section 223 Application Allowed

  Environmental Protection Agency The time in which to pay the acceptance fee has been extended to 21 Oct 2007. Address for service in Australia - Pipers Suite 1, Coronation Place 10 Benson Street Toowong QLD 4066 2003

22 November 2007 Standard Patent Sealed

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