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Expired Canadian patentCanada

Method and system for controlled thermal treatment of human superficial tissue

CA 2583641 C · Owner: Guided Therapy Systems, L.L.C. · Inventors: Slayton, Michael H.; Barthe, Peter G.; Makin, Inder Raj S.

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Abstract From the Canadian patent

A method and system for controlled thermal injury of human superficial tissue based on the ability to controllably create thermal lesions of variable shape size, and depth via precise spatial and temporal control of acoustic energy deposition. The apparatus includes a control system (300) and probes that facilitate treatment planning, control and delivery of energy and monitoring , of treatment conditions.

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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 October 6, 2005 and granted September 26, 2017. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 6, 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.
FiledOctober 6, 2005
GrantedSeptember 26, 2017
Term endedOctober 6, 2025
Patent numberCA 2583641 C
Classification (IPC)A61N7/02

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedOct 6, 2005Patent grantedSep 26, 2017Term endedOct 6, 2025

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