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Australian application, no grantAustralia

An apparatus for separating by flotation parts ofthe constituents of ores andother solid bodies fromthe remainder thereof

AU 1904001814 · Applicant: Auguste Joseph Francois De Danay

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 October 24, 1904. Even if it was granted, its term would have ended by October 24, 1925.
  • A pharmaceutical extension adds at most five years, so even that would have ended by October 24, 1930.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 24, 1904
GrantedNo grant recorded
Term ended byOctober 24, 1925
Application numberAU 1904001814
Classification (IPC)—

Timeline

Timeline From IP Australia dates

1905190819111914191719201923Application filedOct 24, 1904Term ended byOct 24, 1925

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.