Diagnostic interpretation of connected sensors
CA 2033860 A1 · Owner: Kidder, Kenneth B. · Inventors: Kidder, Kenneth B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A control system receives a condition signal from a sensor specifying by the value of a basic electrical property derivable from the condition signal the level of a preselected condition in a controlled apparatus, and responsive to the condition signal provides a control signal to the controlled apparatus to control the level of the preselected condition. To permit malfunctions in either the control system or the sensor to be efficiently isolated the control system further includes: an encoder which receives the condition signal and provides a signal digitally encoding the value of the basic electrical property in the condition signal, a display which receives the digitally encoded signal …
Read the whole patent
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 January 9, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 9, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 9, 2013.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.