Canadian application, no grantCanada
A regulator and method of regulating fuel flow to a fuel cell by adsorption
CA 2447064 A1 · Owner: Prasad, Ravi · Inventors: Harding, Philip; Prasad, Ravi; Mcclelland, Paul H.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fuel cell flow regulator includes a fuel cell fuel flow path the fuel flow, path including a solid-state material for regulating a flow of fuel along the fuel, flow path by adsorption.
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 October 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 28, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 28, 2025.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 28, 2003
GrantedNo grant recorded
Term endedOctober 28, 2023
Patent numberCA 2447064 A1
Classification (IPC)H01M8/04 +2 more
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.