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Expired Australian patentAustralia

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AU 1996052451 · Applicant: Nec Corporation

AusPat record

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Its specification, documents and status are on IP Australia's AusPat.

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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 May 22, 1996 and granted February 11, 1999. 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 May 22, 2017.
  • A pharmaceutical extension adds at most five years, so even that would have ended by May 22, 2022.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 22, 1996
GrantedFebruary 11, 1999
Term ended byMay 22, 2017
Application numberAU 1996052451
Classification (IPC)H03G3/20 +2 more

Timeline

Timeline From IP Australia dates

1997200020032006200920122015Application filedMay 22, 1996Patent grantedFeb 11, 1999Term ended byMay 22, 2017

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.