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Expired European patentEurope

A detector system for the checking of a fluid tube connectable to a monitor

EP 0238809 B1 · Applicant: GAMBRO AB

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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 January 29, 1987 and granted February 20, 1991. A European patent lasts at most 20 years from filing, so its term ended January 29, 2007.
  • 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 July 29, 2012.
  • 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.
FiledJanuary 29, 1987
PublishedSeptember 30, 1987
GrantedFebruary 20, 1991
Term endedJanuary 29, 2007
Application numberEP 87101232
Classification (CPC)A61M1/3626 +1 more

Timeline

Timeline From EPO dates

1988199019921994199619982000200220042006Application filedJan 29, 1987PublishedSep 30, 1987Patent grantedFeb 20, 1991Term endedJan 29, 2007

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