Suspensions for use as fuel for electrochemical fuel cells
CA 2492362 A1 · Owner: Fishelson, Nikolai · Inventors: Finkelshtain, Gennadi; Lurie, Zina; Katzman, Yuri
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fuel composition for fuel cells includes a polar solvent such as water a , first portion of a first fuel dissolved in the solvent at a saturated concentration, and a second portion of the first fuel suspended in the solvent to serve as a reservoir of fuel as the dissolved portion is consumed. Preferably, the first fuel is a hybride such as NaBH4. Optionally the fuel , composition also includes a second fuel such as an alcohol that controls the solubility of the first fuel in the solvent inhibits decomposition of first , fuel and stabilizes the suspension. Preferably the fuel composition also , includes an additive such as alkali for stabilizing the first fuel.
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 July 29, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 29, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 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.