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Expired Canadian patentCanada

A method of producing a coating composition in an in-store tinting machine

CA 2616644 C · Owner: Smith, Martin James · Inventors: Smith, Martin James

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

A method of producing a coating composition in an in-store tinting machine comprising the steps of selecting a base paint adding at least one additive , to the base paint adding at least one colourant to the base paint the at , least one colourant being selected from a range of colourants in the in-store tinting machine, mixing the base paint the at least one colourant, and the at least one additive so as to produce a coating composition in which the , additive is not a base paint or a colourant from the range of colourants in the in-store tinting machine.

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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 June 27, 2006 and granted December 24, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 27, 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.
FiledJune 27, 2006
GrantedDecember 24, 2013
Term endedJune 27, 2026
Patent numberCA 2616644 C
Classification (IPC)B01F13/10 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 27, 2006Patent grantedDec 24, 2013Term endedJune 27, 2026

Sources & verification

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