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Expired Canadian patentCanada

Storage medium storing text-based subtitle data including style information, and apparatus and method of playing back the storage medium

CA 2780950 C · Owner: Samsung Electronics Co. Ltd. · Inventors: Kang, Man-Seok; Jung, Kil-Soo

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 storage medium includes text-based subtitle data including style information for use with an apparatus and a method of playing back the storage medium. The storage medium includes moving image data and subtitle data for providing a subtitle for the moving image data. The subtitle data is recorded based on a text to be separated from the moving image data and includes information used to select or change an output style of the subtitle. Accordingly the subtitle can be output using style information selected by a user and a style in which a subtitle is output can be changed.

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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 9, 2004 and granted July 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 9, 2024.
  • 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 9, 2004
GrantedJuly 23, 2013
Term endedNovember 9, 2024
Patent numberCA 2780950 C
Classification (IPC)H04N21/84 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 9, 2004Patent grantedJuly 23, 2013Term endedNov 9, 2024

Sources & verification

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