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Expired Australian patentAustralia

Promotion and demotion techniques to facilitate file property management between object systems

AU 2004287137 · Applicant: Microsoft Technology Licensing Llc

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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 27, 2004 and granted April 1, 2010. 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 27, 2025.
  • Term extensions apply only to pharmaceutical patents, and it isn't classified as one.
  • 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 27, 2004
GrantedApril 1, 2010
Term ended byJuly 27, 2025
Application numberAU 2004287137
Classification (IPC)G06F17/60 +2 more

Timeline

Timeline From IP Australia dates

2005200820112014201720202023Application filedJuly 27, 2004Patent grantedApril 1, 2010Term ended byJuly 27, 2025

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.