Brief outline of the case
The ESR mentioned inter alia E1=Nexans: “Nexans holt Gigabit-Ethernet an den Arbeitsplatz”, 10. March 2008, XP002595111 | and E5=DAFÜR Gesellschaft für IT Systemtechnik: “ISABEL 1000TP – Einbau Switch für Kabelkanal oder Unterflur”, 6. Mai 2008, XP002595110 as highly relevant.
The OD revoked the patent. For the OD the opposition was admissible and claim 1 as granted (MR) lacked N.