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Expired European patentEurope

Network units for use in and organisation of cascade systems

EP 1760968 B1 · Applicant: 3Com Corporation

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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 January 4, 2003 and granted October 27, 2010. A European patent lasts at most 20 years from filing, so its term ended January 4, 2023.
  • Supplementary protection certificates extend only medicine and crop-protection patents, and it isn't classified as either.
  • 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 4, 2003
PublishedMarch 7, 2007
GrantedOctober 27, 2010
Term endedJanuary 4, 2023
Application numberEP 06023983
Classification (CPC)H04L45/26 +2 more

Timeline

Timeline From EPO dates

2004200620082010201220142016201820202022Application filedJan 4, 2003PublishedMarch 7, 2007Patent grantedOct 27, 2010Term endedJan 4, 2023

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