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Expired European patentEurope

Picture display system including a deflection unit with a double saddle coil system

EP 0297635 B1 · Applicant: Philips Electronics N.V.

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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 May 20, 1988 and granted August 18, 1993. A European patent lasts at most 20 years from filing, so its term ended May 20, 2008.
  • 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 November 20, 2013.
  • 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.
FiledMay 20, 1988
PublishedJanuary 4, 1989
GrantedAugust 18, 1993
Term endedMay 20, 2008
Application numberEP 88201021
Classification (CPC)H01J29/762

Timeline

Timeline From EPO dates

1989199119931995199719992001200320052007Application filedMay 20, 1988PublishedJan 4, 1989Patent grantedAug 18, 1993Term endedMay 20, 2008

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