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Expired Canadian patentCanada

Adjustable depth thermocouple system

CA 1281818 C · Owner: Mele, Sam · Inventors: Mele, Sam

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

An adjustable mounting system for a thermocouple temperature detection device includes a thermocouple cable and a bushing type fitting having an externally threaded end for engagement with threads within the thermocouple well or orifice and an internal threading arrangement within the fitting designed for engagement with the flexible spiral surface of the thermocouple cable which may be either the surface of an armored cable or a spring spiraled about the surface of the thermocouple cable. The internal and external threading on the thermocouple fitting are in the same direction. In a variation of the assembly a bayonettype cap is provided for engagement with a conventional bushing with a …

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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 March 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 11, 1988
GrantedMarch 19, 1991
Term endedMarch 19, 2008
Patent numberCA 1281818 C
Classification (IPC)H01L35/02 +1 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedJan 11, 1988Patent grantedMarch 19, 1991Term endedMarch 19, 2008

Sources & verification

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