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Expired Canadian patentCanada

Water mixer fitting, in particular a single-lever mixer fitting

CA 1260730 A · Owner: American Standard Inc. · Inventors: Bergmann, Konrad

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

There is provided an improved water mixer fitting having two water inlets, two water inlet valves a mixing chamber, a mixed water outlet and at least one actuating element, for operation of the water inlet valves. The fitting has an electronic temperature measuring circuit including a temperature sensor arranged in the mixed water outlet a, temperature indicator, and a power source such as a, battery or an accumulator. The temperature measuring circuit incorporates, in addition to the battery or accumulator, one or more solar cells as a further power source. Above a given upper brightness limit only the solar cell or cells are effective as the power source for the temperature measuring …

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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

  • Granted September 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 4, 1986
GrantedSeptember 26, 1989
Term endedSeptember 26, 2006
Patent numberCA 1260730 A
Classification (IPC)G01K1/00 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedMarch 4, 1986Patent grantedSep 26, 1989Term endedSep 26, 2006

Sources & verification

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