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Expired European patentEurope

Signal processing method and apparatus for sampled color image signal

EP 0192736 B1 · Applicant: EASTMAN KODAK COMPANY (a New Jersey corporation)

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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 August 28, 1985 and granted May 23, 1990. A European patent lasts at most 20 years from filing, so its term ended August 28, 2005.
  • 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 February 28, 2011.
  • 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.
FiledAugust 28, 1985
PublishedSeptember 3, 1986
GrantedMay 23, 1990
Term endedAugust 28, 2005
Application numberEP 85904520
Classification (CPC)H04N9/646 +2 more

Timeline

Timeline From EPO dates

1986198819901992199419961998200020022004Application filedAug 28, 1985PublishedSep 3, 1986Patent grantedMay 23, 1990Term endedAug 28, 2005

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