Thermal warming blanket for patient temperature management
CA 2348772 A1 · Owner: West, Arlen C. · Inventors: West, Arlen C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A disposable blanket for one-time patient use for warming a patient includes a heating matrix associated with a sheet of plastic film a cover, a , means, for connecting the heating matrix with a power source and a means for, controlling the temperature of the heating matrix. The power source for the blanket can be supplied by rechargeable batteries a wall outlet, or a , cigarette, lighter. The temperature controlling means includes a temperature sensor and temperature controller. The blanket is thrown away after use.
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 June 5, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 5, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2023.
- 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.