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Expired European patentEurope

Cross flow with crossmirror and lock out capability valve

EP 1069323 B1 · Applicant: Ross Operating Valve Company

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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, 1997 and granted November 12, 2003. A European patent lasts at most 20 years from filing, so its term ended November 18, 2017.
  • 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, 2023.
  • 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, 1997
PublishedJanuary 17, 2001
GrantedNovember 12, 2003
Term endedNovember 18, 2017
Application numberEP 00122451
Classification (CPC)F15B20/001 +1 more

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