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Expired Canadian patentCanada

Molybdenum-titanium-zirconium-aluminum master alloys

CA 1085188 A · Owner: Reading Alloys, Inc. · Inventors: Perfect, Frederick H.

CIPO record

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Abstract From the Canadian patent

Molybdenum-Titanium-Zirconium-Aluminum Master Alloys Abstract of the Disclosure:, This invention relates to molybdenum-titanium-zirconium-aluminum master alloys containing about 20 to 25% molybdenum, about 1 to 5% titanium, about 40 to 50% zirconium, balance aluminum and not more than about 0.004% nitrogen.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted September 9, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 9, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 3, 1978
GrantedSeptember 9, 1980
Term endedSeptember 9, 1997
Patent numberCA 1085188 A
Classification (IPC)C22C35/00 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedApril 3, 1978Patent grantedSep 9, 1980Term endedSep 9, 1997

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.