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European application, no grantEurope

Focus voltage control arrangement with ultor voltage tracking

EP 1497844 A2 · Applicant: Thomson Licensing S.A.

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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 April 21, 2003 and never granted as a European patent. Had it been granted, its 20-year term would have ended April 21, 2023.
  • 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.
FiledApril 21, 2003
PublishedJanuary 19, 2005
GrantedNever granted
Term endedApril 21, 2023
Application numberEP 03721787
Classification (CPC)H04N3/26

Timeline

Timeline From EPO dates

2004200620082010201220142016201820202022Application filedApril 21, 2003PublishedJan 19, 2005Term endedApril 21, 2023

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