Temperature compensated power detector
CA 2298926 C · Owner: Lemay, Normand T. Jr. · Inventors: Sadowski, Eric; Lemay, Normand T. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A temperature compensated power detector generally comprises a detector circuit portion, which includes a detector diode and a temperature , compensation, circuit portion which includes a temperature compensation diode that is , operably, connected to the detector circuit portion. The detector diode and the temperature, compensation diode are connected in DC series with each other and develop substantially identical voltage drops. The detector circuit portion operates to detect a, voltage from a power input. However the detected voltage is subject to , alteration due to temperature variations. The temperature compensation circuit portion develops a, voltage that is also subject to …
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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 February 17, 2000 and granted December 31, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 17, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 17, 2022.
- 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.