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Expired Canadian patentCanada

System and process to ensure performance of mandated safety and maintenance inspections

CA 2963575 C · Owner: Zonar Systems, Inc. · Inventors: Mayer, Daniel R.; Brinton, William, Jr.; Manegold, Eric S.

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 method is described for providing a record that inspection of components was performed. The method comprises: affixing tokens in locations adjacent to the components; providing a portable device for recording data related to the inspection the device including a sensor that detects each installed token; enabling an operator to move the device proximate to the token; and in response to the sensor detecting each token automatically: prompting the operator to select one of three states of a component wherein the states are: the component is safe and doesn't need service; the component is safe and needs service; and the component isn't safe and needs service; and if an indication is received …

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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 July 16, 2002 and granted March 20, 2018. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 16, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 16, 2002
GrantedMarch 20, 2018
Term endedJuly 16, 2022
Patent numberCA 2963575 C
Classification (IPC)G06Q10/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJuly 16, 2002Patent grantedMarch 20, 2018Term endedJuly 16, 2022

Sources & verification

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