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Expired Canadian patentCanada

System and method for measuring and monitoring overflow or wetness conditions in a washroom

CA 2587251 C · Owner: York, Cheryl L. · Inventors: York, Cheryl L.; Mitchell, Joseph; Boga, Rameshbabu

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Abstract From the Canadian patent

A system for detecting an actual or impending overflow condition from a washroom fixture includes an overflow sensor configured with the fixture at a location to detect an abnormal rise in water level within the fixture before water overflows the fixture. A water sensor may also be disposed to detect an abnormal amount of water on the washroom floor. A data communications unit is in communication with the sensors. A washroom monitoring station is provided in wireless communication with the data communications unit and in communication with the sensors through the data communications unit. The washroom monitoring station is configured for indicating the presence of water when …

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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 November 28, 2005 and granted February 11, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 28, 2025.
  • 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.
FiledNovember 28, 2005
GrantedFebruary 11, 2014
Term endedNovember 28, 2025
Patent numberCA 2587251 C
Classification (IPC)A47K13/24 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 28, 2005Patent grantedFeb 11, 2014Term endedNov 28, 2025

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