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Expired European patentEurope

Belt conveyor and conveyor belt therefor

EP 0390846 B1 · Applicant: Tingskog, Karl August Lennart

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Overview

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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 18, 1988 and granted March 3, 1993. A European patent lasts at most 20 years from filing, so its term ended November 18, 2008.
  • 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 18, 2014.
  • 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 18, 1988
PublishedOctober 10, 1990
GrantedMarch 3, 1993
Term endedNovember 18, 2008
Application numberEP 89900664
Classification (CPC)B65G15/08

Timeline

Timeline From EPO dates

1989199119931995199719992001200320052007Application filedNov 18, 1988PublishedOct 10, 1990Patent grantedMarch 3, 1993Term endedNov 18, 2008

Sources & verification