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Expired Canadian patentCanada

Machine for providing electromagnetic pulses for therapeutic purposes

CA 1279703 C · Owner: Kiernan, Kay · Inventors: Kiernan, Kay

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A machine for providing electromagnetic pulses of a very high frequency for the therapeutic treatment of a body, which machine is portable and comprises a housing, a control panel, a treatment head holder and, at least two treatment heads which are of a different size to each other, the treatment heads being interchangeably engageable in the treatment head holder such that a different sized treatment head can be used for treating different parts of the body with electromagnetic pulses.

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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 January 29, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 29, 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.
FiledMarch 18, 1986
GrantedJanuary 29, 1991
Term endedJanuary 29, 2008
Patent numberCA 1279703 C
Classification (IPC)A61N1/40

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedMarch 18, 1986Patent grantedJan 29, 1991Term endedJan 29, 2008

Sources & verification

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