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Australian application, no grantAustralia

An improved portable air cleaner humidifier and/ or heater

AU 1938003593 · Applicant: For Airconditioning By Whicha This Air After Passing From This Humidity Lo Limited Control Of Circulation Humidity Tem And Temperature Control Clement Passes Over Lo Paratore And Cleanliness Of Indoor Air Isthe Heating Elements Which Ar

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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 September 13, 1938. Even if it was granted, its term would have ended by September 13, 1959.
  • A pharmaceutical extension adds at most five years, so even that would have ended by September 13, 1964.
  • 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 13, 1938
GrantedNo grant recorded
Term ended bySeptember 13, 1959
Application numberAU 1938003593
Classification (IPC)F24F3/16 +2 more

Timeline

Timeline From IP Australia dates

1939194219451948195119541957Application filedSep 13, 1938Term ended bySep 13, 1959

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.