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Expired Australian patentAustralia

Method for making a strengthened spinner having integrally formed ribs

AU 1997036675 · Applicant: Owens Corning

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 July 9, 1997 and granted July 27, 2000. 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 July 9, 2018.
  • A pharmaceutical extension adds at most five years, so even that would have ended by July 9, 2023.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 9, 1997
GrantedJuly 27, 2000
Term ended byJuly 9, 2018
Application numberAU 1997036675
Classification (IPC)C03B37/095 +2 more

Timeline

Timeline From IP Australia dates

1998200120042007201020132016Application filedJuly 9, 1997Patent grantedJuly 27, 2000Term ended byJuly 9, 2018

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.