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Expired Canadian patentCanada

Palladium-based alloys containing at least one additionnal element and their use in the glass industry, especially for protecting components against corrosion by molten glass

CA 1330002 C · Owner: Guerlet, Jean-Paul · Inventors: Weber, Dan; Guerlet, Jean-Paul

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Abstract From the Canadian patent

IN THE CANADIAN PATENT & TRADEMARK OFFICE PATENT APPLICATION, entitled: Novel palladium-based alloys containing at least one additional element and their use in the glass industry, especially for protecting components against corrosion by molten glass, in the names of: Jean Paul GUERLET Dan WEBER, Assignee: Société Anonyme styled: COMPTOIR LYON-ALEMAND LOUYOT, ABSTRACT OF THE DISCLOSURE, The invention relates to a novel palladium-based alloy. This palladium-based alloy comprises at least one additional element selected from indium bismuth, silver and copper, in an amount sufficient to impart an acceptable resistance to corrosion by molten glass preferably being essentially equivalent to …

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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 June 7, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 7, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 23, 1988
GrantedJune 7, 1994
Term endedJune 7, 2011
Patent numberCA 1330002 C
Classification (IPC)C22C5/04 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedJune 23, 1988Patent grantedJune 7, 1994Term endedJune 7, 2011

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