Process for preparing electroactive insertion compounds and electrode materials obtained therefrom
CA 2790784 C · Owner: Phostech Lithium Inc. · Inventors: Gauthier, Michel; Gauthier, Laurent; Lavoie, Donald
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a lithium-ion reversible electrode material said , material having a particle size distribution comprising micron size particles and submicron size , particles, said micron size particles and submicron size particles having the nominal formula , AB(XO4)D in which: A is lithium or is lithium that is partially substituted with another alkali metal , representing less than 20% at. of said A; B is a main redox metal at oxidation level of +2 selected , from the group consisting of Fe Mn, Ni and any mixture thereof, or is a main redox metal at , oxidation level of +2 selected from the group consisting of Fe Mn, Ni, and , any mixtures thereof that is …
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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 December 22, 2004 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 22, 2024.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.