Device for power adjustment by phase control and method for reduction of harmonic waves

Details for Australian Patent Application No. 2004304379 (hide)

Owner Kurz, G.

Inventors Schulz, Detlef; Kurz, Gerhard

Agent Watermark

Pub. Number AU-B-2004304379

PCT Pub. Number WO2005/062455

Priority 103 57 918.4 11.12.03 DE

Filing date 26 October 2004

Wipo publication date 7 July 2005

Acceptance publication date 26 March 2009

International Classifications

H02M 1/12 (2006.01) Details of apparatus for conversion - Arrangements for reducing harmonics from ac input or output

H02M 5/257 (2006.01) Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases

H02P 7/295 (2006.01) Arrangements for regulating or controlling the speed or torque of electric dc-motors

H02P 27/16 (2006.01) Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage

Event Publications

29 June 2006 PCT application entered the National Phase

  PCT publication WO2005/062455 Priority application(s): WO2005/062455

26 March 2009 Application Accepted

  Published as AU-B-2004304379

23 July 2009 Standard Patent Sealed

20 August 2009 Application for Amendment

  The nature of the amendment is: Delete the co-inventor Kurz, Gerhard . Address for service in Australia - Watermark Patent & Trademark Attorneys 302 Burwood Road Hawthorn VIC 3122 2005

10 December 2009 Amendment Made

  The nature of the amendment is: Delete the co-inventor Kurz, Gerhard 2005

20 May 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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