Distributed electronic personal heat management system
CA 2432860 A1 · Owner: Dupont Canada Inc. · Inventors: Templeton, Randall D.; Dickie, Robert G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is provided a modular heating or cooling device that includes a Peltier device, a, radiator and a heat exchanger. The Peltier device has a first side and a second side, wherein, the Peltier device can be operated in two modes: a first anode where the first side is colder and, the second side is warmer and a second mode where the first side is warmer and the second, side is colder. The radiator is operatively connected to the second side for dissipating heat to, the environment when the Peltier device is operated in the first mode while , the heat, exchanger is operatively connected to the first side. The heat exchanger includes one or more, tubes in a side-by-side spaced apart …
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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 June 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 16, 2025.
- 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.