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Expired European patentEurope

Apparatus for drying manure and similar residual products

EP 0015357 B1 · Applicant: Nilsson, Per Ake

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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 March 7, 1979 and granted December 27, 1985. A European patent lasts at most 20 years from filing, so its term ended March 7, 1999.
  • 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 7, 2004.
  • 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 7, 1979
PublishedSeptember 17, 1980
GrantedDecember 27, 1985
Term endedMarch 7, 1999
Application numberEP 79850014
Classification (CPC)F26B25/04 +2 more

Timeline

Timeline From EPO dates

1980198219841986198819901992199419961998Application filedMarch 7, 1979PublishedSep 17, 1980Patent grantedDec 27, 1985Term endedMarch 7, 1999

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