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Expired Canadian patentCanada

Networking of discrete plumbing devices

CA 2556137 C · Owner: Sloan Valve Company · Inventors: Marcichow, Martin E.

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 network of wirelessly connected sanitary appliances their associated triggering devices and a remotely located network node is disclosed. The remotely located network node permits the monitoring and gathering of information concerning the appliances and their associated triggering devices. The network node can be connected to a LAN and/or the internet alIowing the node to communicate with responsible parties. In addition a control board having a central processing unit is wirelessly connected as an intermediary between the appliances and triggering devices and the network node. Communication between the appliances and their triggering devices uses low frequency RF signals. Communication …

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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 August 9, 2006 and granted July 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 9, 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.
FiledAugust 9, 2006
GrantedJuly 8, 2014
Term endedAugust 9, 2026
Patent numberCA 2556137 C
Classification (IPC)E03C1/05 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedAug 9, 2006Patent grantedJuly 8, 2014Term endedAug 9, 2026

Sources & verification

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