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Expired Canadian patentCanada

Low viscosity de-icing compositions

CA 2597063 C · Owner: Bytnar, Steven C. · Inventors: Bytnar, Steven C.

CIPO record

Overview

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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 composition to reduce ice buildup on a surface the composition that , includes salt, water and starch, where the composition has a viscosity of about 60 centipoise or less at 0~F. Also a composition to enhance deicing , capabilities on a roadway where the composition includes about 10% to about 98%, by weight, water; less than 0.5% by weight, starch; and about 5% to , about 90% by weight, salt. In addition, a deicing composition that includes salt, water, and gelatin, where the composition has a viscosity of about 60 centipoise or less at 0~F.

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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 February 6, 2006 and granted September 9, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 6, 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.
FiledFebruary 6, 2006
GrantedSeptember 9, 2014
Term endedFebruary 6, 2026
Patent numberCA 2597063 C
Classification (IPC)C09K5/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 6, 2006Patent grantedSep 9, 2014Term endedFeb 6, 2026

Sources & verification

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