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Expired European patentEurope

Digital state controller for a high-voltage generator using the mixed-mode modulation method

EP 1588476 B1 · Applicant: Koninklijke Philips Electronics N.V.

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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 January 13, 2004 and granted December 15, 2010. A European patent lasts at most 20 years from filing, so its term ended January 13, 2024.
  • Supplementary protection certificates extend only medicine and crop-protection patents, and it isn't classified as either.
  • 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.
FiledJanuary 13, 2004
PublishedOctober 26, 2005
GrantedDecember 15, 2010
Term endedJanuary 13, 2024
Application numberEP 04701639
Classification (CPC)H02M3/3376

Timeline

Timeline From EPO dates

2005200720092011201320152017201920212023Application filedJan 13, 2004PublishedOct 26, 2005Patent grantedDec 15, 2010Term endedJan 13, 2024

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