System and method for cooling a fuel cell arrangement
CA 2372417 A1 · Owner: Walz, Hans-Frieder · Inventors: Derflinger, Monika; Haas, Isabel; Walz, Hans-Frieder
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system is used for cooling a fuel cell arrangement; particularly a fuel cell arrangement with a gas generating system in a motor vehicle. A coolant circuit for, the system is connected to a cooler a coolant delivery device, a fuel cell and at least, another component to be cooled. The coolant circuit has at least two valve devices, which are each assigned to the fuel cell and the at least another component to be, cooled. By means of the valve devices a flow rate of the coolant through the fuel, cell or the another component to be cooled can be influenced as a function of the, temperature in the region associated with the fuel cell or the another component.
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 February 19, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 19, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 19, 2024.
- 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.