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Expired Canadian patentCanada

Graphical user interface for phacoemulsification surgical system

CA 2542591 C · Owner: Thoe, David · Inventors: Boukhny, Mikhail; Thoe, David

CIPO record

Overview

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

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Abstract From the Canadian patent

A graphical user interface for use in phacoemulsification surgical systems that , allows a user to select different pulse modes by touching portions of the display , screen. The user interface includes first and second display elements. One display , element includes a representation of the on-time of the pulses and the other , display , element includes a representation of the off-time. The representations show how the , on-time and off-time change relative to a position of a controller such as a , foot pedal. , The representation show a constant time or that a time increases or decreases as the , foot pedal is pressed. To select a pulse mode a user can scroll through , different …

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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 April 10, 2006 and granted September 10, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 10, 2026.
  • 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.
FiledApril 10, 2006
GrantedSeptember 10, 2013
Term endedApril 10, 2026
Patent numberCA 2542591 C
Classification (IPC)A61F9/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedApril 10, 2006Patent grantedSep 10, 2013Term endedApril 10, 2026

Sources & verification

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