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Expired European patentEurope

Flow retarder for a rinsing station

EP 0816853 B1 · Applicant: Dade Behring Marburg GmbH

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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 3, 1997 and granted December 12, 2007. A European patent lasts at most 20 years from filing, so its term ended April 3, 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 October 3, 2022.
  • 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 3, 1997
PublishedJanuary 7, 1998
GrantedDecember 12, 2007
Term endedApril 3, 2017
Application numberEP 97105510
Classification (CPC)B08B9/00 +2 more

Timeline

Timeline From EPO dates

1998200020022004200620082010201220142016Application filedApril 3, 1997PublishedJan 7, 1998Patent grantedDec 12, 2007Term endedApril 3, 2017

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