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Expired European patentEurope

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EP 0198505 B1 · Applicant: TOYO INK MANUFACTURING CO., LTD.

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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 April 17, 1986 and granted August 8, 1990. A European patent lasts at most 20 years from filing, so its term ended April 17, 2006.
  • 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 October 17, 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.
FiledApril 17, 1986
PublishedOctober 22, 1986
GrantedAugust 8, 1990
Term endedApril 17, 2006
Application numberEP 86105360
Classification (CPC)B41M5/42 +1 more

Timeline

Timeline From EPO dates

1987198919911993199519971999200120032005Application filedApril 17, 1986PublishedOct 22, 1986Patent grantedAug 8, 1990Term endedApril 17, 2006

Sources & verification