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Expired Canadian patentCanada

Hydrogen generator system

CA 1234774 A · Owner: Meyer, Stanley A. · Inventors: Meyer, Stanley A.

CIPO record

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

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Abstract From the Canadian patent

Process and apparatus for dissociating hydrogen atoms from a water molecule by electrical force. Particularly the separation of the hydrogen and oxygen atoms from the water molecule by the application of a non-regulated non-, filtered, low-power, direct current voltage electrical potential applied to two non-oxidizing similar metal plates having water passing therebetween. The direct current voltage may be continuous, but the action can be enhanced by pulsing the non-regulated and non-filtered direct current voltage. The apparatus comprises various constructional configurations and alternative embodiments for segregating the generated hydrogen gas from the oxygen gas. The water need not be …

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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

  • Granted April 5, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 5, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 4, 1983
GrantedApril 5, 1988
Term endedApril 5, 2005
Patent numberCA 1234774 A
Classification (IPC)C25B1/04

Timeline

Timeline From CIPO dates

19841987199019931996199920022005Application filedFeb 4, 1983Patent grantedApril 5, 1988Term endedApril 5, 2005

Sources & verification

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