Patent Yard Sign in
Expired Canadian patentCanada

Electrogenerative cell for the oxidation or halogenation of hydrocarbons

CA 1292273 C · Owner: Mcintyre, John M. · Inventors: Mcintyre, John M.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

An electrogenerative cell and a process for the oxidation or halogenation of hydrocarbons is disclosed wherein a cell body containing a permselective membrane which divides said cell body into anolyte and catholyte compartments containing a liquid electrolyte consisting respectively of anolyte and catholyte and a porous anode and a porous cathode. Anolyte and catholyte compartments are fed respectively with a mixture of a liquid electrolyte and an unsaturated hydrocarbon and a mixture of a liquid electrolyte and a halogen or oxygen, wherein said electrolytes are fed to said cell at ambient or elevated temperature and pressure. A halogenated or oxygenated hydrocarbon is recovered and …

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 November 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 19, 2008.
  • 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 14, 1987
GrantedNovember 19, 1991
Term endedNovember 19, 2008
Patent numberCA 1292273 C
Classification (IPC)C25B5/00

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedOct 14, 1987Patent grantedNov 19, 1991Term endedNov 19, 2008

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.