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Expired Canadian patentCanada

Method and device for the reproduction of information

CA 2564944 C · Owner: Korte, Olaf · Inventors: Zink, Alexander; Korte, Olaf; Serra, Merce

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

Provision is made for an information reproduction scheme which is intelligent and adjusts to the desires and needs of the user in a manner which is almost unnoticeable to the user and is associated with little or no additional effort on the part of the user, in that the selection from pieces , of information or a plurality of pieces of information of , the information to be reproduced is performed randomly on the basis of an adaptive probability distribution and the , adaptive probability distribution is adapted based on a captured behavior of the user upon the reproduction of the information selected. Consequently, the user's behavior is used as a controlled variable, for adapting …

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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 14, 2005 and granted February 7, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 14, 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.
FiledApril 14, 2005
GrantedFebruary 7, 2012
Term endedApril 14, 2025
Patent numberCA 2564944 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedApril 14, 2005Patent grantedFeb 7, 2012Term endedApril 14, 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.