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Expired Canadian patentCanada

Systems and methods for disinfecting and sterilizing by applying steam vapor containing low zeta potential mineral crystals

CA 2597112 C · Owner: Bauer Energy Design, Inc. · Inventors: Bauer, Walter J.

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Abstract From the Canadian patent

Methods and systems for generating steam vapor having low zeta potential mineral crystals capable of disinfecting surfaces and objects upon an exposure period to the steam vapor. The steam vapor system comprises an aqueous liquid source having a threshold concentration of selected minerals a liquid , treatment system for treating the aqueous source liquid to produce treated liquid having an enhanced concentration of low zeta potential mineral crystals, and a steam vapor generator for producing steam vapor from the treated liquid, whereby the steam vapor has a higher concentration of low zeta potential mineral crystals than the aqueous liquid source. The steam vapor generated from …

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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 7, 2006 and granted April 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 7, 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 7, 2006
GrantedApril 3, 2012
Term endedFebruary 7, 2026
Patent numberCA 2597112 C
Classification (IPC)A61L2/07 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 7, 2006Patent grantedApril 3, 2012Term endedFeb 7, 2026

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