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Expired Canadian patentCanada

System and method for providing a real-time, online biometric signature

CA 2589108 C · Owner: Signaturelink, Inc. · Inventors: Liscum, Dave; Hicks, Bill

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 system is provided for generating an online biometrically accurate electronic signature. The system includes a computer interface module which records movement of a cursor on a computer screen and outputs the recorded data. A signature generation module which receives the recorded data and generates a graphical image based upon the recorded data.

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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 December 21, 2005 and granted December 2, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 21, 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.
FiledDecember 21, 2005
GrantedDecember 2, 2014
Term endedDecember 21, 2025
Patent numberCA 2589108 C
Classification (IPC)H04L9/00

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 21, 2005Patent grantedDec 2, 2014Term endedDec 21, 2025

Sources & verification

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