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Expired Australian patentAustralia

Continuous casting mould with electromagnetic stirrer and lubricating gas film

AU 1984024510 · Applicant: Kk Kobe Seiko Sho

AusPat record

Overview

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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 February 13, 1984 and granted September 28, 1987. 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 February 13, 2005.
  • A pharmaceutical extension adds at most five years, so even that would have ended by February 13, 2010.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 13, 1984
GrantedSeptember 28, 1987
Term ended byFebruary 13, 2005
Application numberAU 1984024510
Classification (IPC)B22D11/04 +2 more

Timeline

Timeline From IP Australia dates

1985198819911994199720002003Application filedFeb 13, 1984Patent grantedSep 28, 1987Term ended byFeb 13, 2005

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.