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Australian application, no grantAustralia

Improvements in apparatus forthe purification of electrolytic gases

AU 1911002974 · Applicant: Forthe Purification Of Electrolytic An Impurity Lo Gases And Has For Its Object To Enable Gas Ofthe Construction And Arrangement Of Rx Lo Greater Purity Tobe Obtained And Further To Plosion Traps Used Andthe Construction And Render Working

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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 November 6, 1911. Even if it was granted, its term would have ended by November 6, 1932.
  • A pharmaceutical extension adds at most five years, so even that would have ended by November 6, 1937.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 6, 1911
GrantedNo grant recorded
Term ended byNovember 6, 1932
Application numberAU 1911002974
Classification (IPC)—

Timeline

Timeline From IP Australia dates

1912191519181921192419271930Application filedNov 6, 1911Term ended byNov 6, 1932

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.