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Australian application, no grantAustralia

Non-inflammable composition suitable for use asa hydraulic fluid containing a trialkyl phosphate a polymer ofan acrylic or alkyl acrylic acid ester anda halohydrocarbon

AU 1954001733 · Applicant: Shell Refining And Marketing Company Limited

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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 July 16, 1954. Even if it was granted, its term would have ended by July 16, 1975.
  • A pharmaceutical extension adds at most five years, so even that would have ended by July 16, 1980.
  • 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 16, 1954
GrantedNo grant recorded
Term ended byJuly 16, 1975
Application numberAU 1954001733
Classification (IPC)C10M3/40 +2 more

Timeline

Timeline From IP Australia dates

1955195819611964196719701973Application filedJuly 16, 1954Term ended byJuly 16, 1975

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.