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Expired European patentEurope

A method of producing visible, continuous streaks and/or delimited fields in paper

EP 0705367 B1 · Applicant: AB TUMBA BRUK

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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 November 9, 1993 and granted April 22, 1998. A European patent lasts at most 20 years from filing, so its term ended November 9, 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 May 9, 2019.
  • 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.
FiledNovember 9, 1993
PublishedApril 10, 1996
GrantedApril 22, 1998
Term endedNovember 9, 2013
Application numberEP 93924890
Classification (CPC)D21H27/38 +2 more

Timeline

Timeline From EPO dates

1994199619982000200220042006200820102012Application filedNov 9, 1993PublishedApril 10, 1996Patent grantedApril 22, 1998Term endedNov 9, 2013

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