Ecologically clean mechanically rechargeable air-metal current source
CA 2301470 A1 · Owner: Krakhin, Oleg I. · Inventors: Krakhin, Oleg I.; Kulakov, Evgeny B.; Sevruk, Stanislavs
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mechanically rechargeable air-metal source of current having one or more non-consumable gas diffusion positive electrode(s) one or more consumable , negative, metal electrode(s) an electrolyte based on water solutions of salts and/or bases and, a housing enclosing the positive electrode(s) and the negative electrode(s) to create, an inter-electrode gap, together with the electrolyte. The current source has a first unit, comprising a first body with the negative electrode(s) together with at least , one first, conduit for connecting to and distributing ambient air at least one second , conduit for, distributing the electrolyte and at least one third conduit for collecting reaction …
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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 March 15, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 15, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 15, 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.