Fuel cell module comprising a magnetic shielding
CA 2430265 A1 · Owner: Siemens Aktiengesellschaft · Inventors: Strasser, Karl; Mattejat, Arno; Lersch, Josef
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a fuel cell module (1) comprising a number of fuel cells (2), which are connected one behind the other and which are combined to form a fuel cell stack. The fuel cell module should be designed in such a manner that the magnetic field or leakage field which can be detected in the , outer area and which is generated during the operation of the fuel cell module (1), is held at a particularly low level. To this end the materials used for , providing the fuel cells (2) themselves the materials used for producing the , connecting components or auxiliary components which are assigned thereto, that connect these fuel cells and the materials used for producing 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 November 21, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 21, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 21, 2023.
- 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.