Process for manufacturing a unit-construction electrochemical generator
CA 2242580 A1 · Owner: Olsen, Ib Ingemann · Inventors: Boudin, Francois; Olsen, Ib Ingemann; Moreau, Laurent
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a process for manufacturing a unit-construction organic-electrolyte electrochemical generator comprising at least one electrochemical couple consisting of a first electrode comprising a first layer containing an electrochemically active material superimposed on a second porous layer consisting of a polymer material and having one free face and a second electrode comprising a porous layer having at least one free face and containing an electrochemically active material. According to this process the said electrodes are assembled by bonding achieved by spreading an adhesive on the free face of the porous layer of one of the two electrodes then bringing the said free …
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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 16, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 16, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2020.
- 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.