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Expired Australian patentAustralia

Matrix material for moltern carbonate fuel cell

AU 1982088762 · Applicant: United Technologies Corporation

AusPat record

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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 September 27, 1982 and granted September 23, 1986. 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 September 27, 2003.
  • A pharmaceutical extension adds at most five years, so even that would have ended by September 27, 2008.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1982
GrantedSeptember 23, 1986
Term ended bySeptember 27, 2003
Application numberAU 1982088762
Classification (IPC)C04B35/44 +2 more

Timeline

Timeline From IP Australia dates

1983198619891992199519982001Application filedSep 27, 1982Patent grantedSep 23, 1986Term ended bySep 27, 2003

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.