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Australian application, no grantAustralia

Method of separating the constituents of gaseous mixtures

AU 1935023237 · Applicant: Aik Reduction Company Incorporated

AusPat record

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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 June 25, 1935. Even if it was granted, its term would have ended by June 25, 1956.
  • A pharmaceutical extension adds at most five years, so even that would have ended by June 25, 1961.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 25, 1935
GrantedNo grant recorded
Term ended byJune 25, 1956
Application numberAU 1935023237
Classification (IPC)F25J3/02

Timeline

Timeline From IP Australia dates

1936193919421945194819511954Application filedJune 25, 1935Term ended byJune 25, 1956

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.