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Method for controlling the memory of a broadcast receiver receiving supplementary data together with a broadcast programme

EP 0777348 A2 · Applicant: NEC CORPORATION

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Overview

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Listed from its EPO record in Patent Yard's archive of European patents past their term. Its claims, description and drawings are in the EPO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed November 25, 1996 and never granted as a European patent. Had it been granted, its 20-year term would have ended November 25, 2016.
  • A supplementary protection certificate, which can extend a medicine or crop-protection patent, adds at most five and a half years, so even that would have ended by May 25, 2022.
  • We check European rights only. A US or other national patent in its family could still be in force: check its family on Espacenet or Google Patents.
FiledNovember 25, 1996
PublishedJune 4, 1997
GrantedNever granted
Term endedNovember 25, 2016
Application numberEP 96118835
Classification (CPC)H04H20/42 +2 more

Timeline

Timeline From EPO dates

1997199920012003200520072009201120132015Application filedNov 25, 1996PublishedJune 4, 1997Term endedNov 25, 2016

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