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Australian application, no grantAustralia

Improvements inthe regeneration of spent catalysts inthe synthesis of hydrocarbons from carbon monoxide and hydrogen

AU 1939003278 · Applicant: Xv Internationale Koolwaterstoffen Synthese Maatschappij International Hydrocarbon Synthesis Co

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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 17, 1939. Even if it was granted, its term would have ended by July 17, 1960.
  • A pharmaceutical extension adds at most five years, so even that would have ended by July 17, 1965.
  • 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 17, 1939
GrantedNo grant recorded
Term ended byJuly 17, 1960
Application numberAU 1939003278
Classification (IPC)B01J23/92

Timeline

Timeline From IP Australia dates

1940194319461949195219551958Application filedJuly 17, 1939Term ended byJuly 17, 1960

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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.