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Expired Canadian patentCanada

Data processing apparatus, data processing method, program, program record medium, data record medium, and data structure

CA 2588198 C · Owner: Kakumu, Tatsuya · Inventors: Ihara, Koji; Hamada, Toshiya; Kakumu, Tatsuya

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Abstract From the Canadian patent

A data reproducing apparatus, which is capable of reproducing stream data according to time stamps without need to have an independent time counting clock. At step S141, it is determined whether a received access unit has a time stamp. When the access unit has a time stamp, the flow advances to step S142. At step S142, a value of the time stamp is set. When the access unit does not have a time stamp. The flow advances to step S144. At step S144 a value , corresponding to the previous pic_struct is added to the current time. Thereafter, the flow advances to step S143. At step S143, the current pic_struct is stored for the next process. The present invention is capable of being …

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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 November 10, 2005 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 10, 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.
FiledNovember 10, 2005
GrantedJanuary 8, 2013
Term endedNovember 10, 2025
Patent numberCA 2588198 C
Classification (IPC)G11B27/10

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2006200820102012201420162018202020222024Application filedNov 10, 2005Patent grantedJan 8, 2013Term endedNov 10, 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.