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Expired Australian patentAustralia

Device and method for correcting local oscillation frequency of radio reception device according to pilot synchronous detection

AU 2000022619 · Applicant: Nec Corporation

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Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed March 28, 2000 and granted January 8, 2004. An Australian standard patent lasts 20 years from its date of patent, which is at most a year after this filing, so its term ended by March 28, 2021.
  • A pharmaceutical extension adds at most five years, so even that would have ended by March 28, 2026.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 28, 2000
GrantedJanuary 8, 2004
Term ended byMarch 28, 2021
Application numberAU 2000022619
Classification (IPC)H03J7/02 +2 more

Timeline

Timeline From IP Australia dates

2001200420072010201320162019Application filedMarch 28, 2000Patent grantedJan 8, 2004Term ended byMarch 28, 2021

Sources & verification

Everything on this page comes from the IP Australia record linked above. Data from IP Australia's IPGOD, licensed under CC BY 2.5 AU.