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Expired Canadian patentCanada

Apparatus for the electro-inhibition of facial muscles

CA 2591667 C · Owner: Rigaux, Pierre · Inventors: Rigaux, Pierre

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

The invention concerns a method for performing an electric inhibition of the facial muscles for purely aesthetic purposes using a device comprising a , support at the head of a user (1) two contact electrodes (2), an electronic circuit (3) for generating low-voltage electric pulses at said electrodes (2) a direct current electric power supply (4) and means for fixing and locking (7) said components on the head. The invention is characterized in that it includes the following steps: placing the electrodes (2) on either side of the upper part of the nose, at the glabella; passing the electric pulses via the electrodes (2) through the pyramidal muscle of the nose so as to cause said …

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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

  • Filed September 7, 2005 and granted March 17, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 7, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 7, 2005
GrantedMarch 17, 2015
Term endedSeptember 7, 2025
Patent numberCA 2591667 C
Classification (IPC)A61N1/32

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 7, 2005Patent grantedMarch 17, 2015Term endedSep 7, 2025

Sources & verification

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