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Expired European patentEurope

Data processing system

EP 0559205 B1 · Applicant: KABUSHIKI KAISHA TOSHIBA

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Overview

The published document from the EPO: abstract, claims, description and drawings. Open it full size

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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 March 5, 1993 and granted May 12, 1999. A European patent lasts at most 20 years from filing, so its term ended March 5, 2013.
  • 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 September 5, 2018.
  • 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.
FiledMarch 5, 1993
PublishedSeptember 8, 1993
GrantedMay 12, 1999
Term endedMarch 5, 2013
Application numberEP 93103547
Classification (CPC)G07F7/1008 +2 more

Timeline

Timeline From EPO dates

1994199619982000200220042006200820102012Application filedMarch 5, 1993PublishedSep 8, 1993Patent grantedMay 12, 1999Term endedMarch 5, 2013

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