Expired Canadian patentCanada
Hydrogen/chlorine regenerative fuel cell
CA 1100180 A · Owner: United Technologies Corporation · Inventors: Maricle, Donald L.
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 regenerative fuel cell in which the reactive gases are hydrogen and chlorine and the electrolyte is an aqueous solution of a conductive salt or acid in which hydrogen chloride gas is soluble.
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
- Granted April 28, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 28, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 26, 1978
GrantedApril 28, 1981
Term endedApril 28, 1998
Patent numberCA 1100180 A
Classification (IPC)H01M8/18
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.