Process and apparatus for laminating components of an electrochemical cell
CA 2575291 C · Owner: Bathium Canada Inc. · Inventors: Lavoie, Paul-Andre; Gagnon, Gilles; Gagnon, Regis
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for laminating at least one electrode sheet onto an electrically conductive support film is provided. The process comprises heating the electrically conductive support film and laminating the at least one electrode sheet onto at least one side of the heated electrically conductive support film. An apparatus for laminating at least one electrode sheet onto an electrically conductive support film is also provided. The apparatus comprises lamination rollers forming a nip and means for carrying the electrically conductive support film and the at least one electrode sheet to the nip formed by the lamination rollers. The apparatus also comprises a heater for heating the …
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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 July 19, 2005 and granted October 23, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 19, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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
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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.