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Expired European patentEurope

Electromagnetic relay

EP 0815575 B1 · Applicant: SIEMENS AKTIENGESELLSCHAFT

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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 5, 1996 and granted September 2, 1998. A European patent lasts at most 20 years from filing, so its term ended March 5, 2016.
  • 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 5, 2021.
  • 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 5, 1996
PublishedJanuary 7, 1998
GrantedSeptember 2, 1998
Term endedMarch 5, 2016
Application numberEP 96904737
Classification (CPC)H01H50/026

Timeline

Timeline From EPO dates

1997199920012003200520072009201120132015Application filedMarch 5, 1996PublishedJan 7, 1998Patent grantedSep 2, 1998Term endedMarch 5, 2016

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