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European application, no grantEurope

Recording method of digital magnetic recording medium for copyright protection and variable speed playback

EP 0773681 A2 · Applicant: LG ELECTRONICS INC.

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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 June 25, 1996 and never granted as a European patent. Had it been granted, its 20-year term would have ended June 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 December 25, 2021.
  • 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.
FiledJune 25, 1996
PublishedMay 14, 1997
GrantedNever granted
Term endedJune 25, 2016
Application numberEP 96304692
Classification (CPC)H04N5/913

Timeline

Timeline From EPO dates

1997199920012003200520072009201120132015Application filedJune 25, 1996PublishedMay 14, 1997Term endedJune 25, 2016

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