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Expired Canadian patentCanada

A thermal spraying material, a thermally sprayed coating, a thermal spraying method an also a thermally coated workpiece

CA 2560030 C · Owner: Doesburg, Jacobus Cornelis · Inventors: Doesburg, Jacobus Cornelis; Refke, Arno; Barbezat, Gerard

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention relates to a thermal spraying material (5) for the coating of a surface of a workpiece by means of a thermal spraying method wherein the spraying material (5) contains zinc. The invention further relates to a thermal spraying method and to a thermally sprayed coating sprayed with the material (5).

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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

  • Filed September 18, 2006 and granted November 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 18, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 18, 2006
GrantedNovember 12, 2013
Term endedSeptember 18, 2026
Patent numberCA 2560030 C
Classification (IPC)B05D1/02 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedSep 18, 2006Patent grantedNov 12, 2013Term endedSep 18, 2026

Sources & verification

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