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Canadian application, no grantCanada

A method and apparatus for reformatting of content for display on interactive television

CA 2437348 A1 · Owner: Opentv, Inc. · Inventors: Su, Dongmin

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 and apparatus for presenting a variety of content from a multitude of sources broadcast from a head end server to a client device. The broadcast content comprises HTML input from broadcast cache, the internet or other , sources is processed by a lay out engine for image positioning to avoid overlapping and shaped for appearance on a client device. The image is transferred to a client device in a client compatible code for presentation to a user on a client device.

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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 February 1, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 1, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 1, 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.
FiledFebruary 1, 2002
GrantedNo grant recorded
Term endedFebruary 1, 2022
Patent numberCA 2437348 A1
Classification (IPC)H04N21/23 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedFeb 1, 2002Term endedFeb 1, 2022

Sources & verification

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