EPO - Arkema France v/ Evonik Degussa GmbH

The patentee Arkema France was represented by Véronique CREST, European patent attorney. The decision of the Board of Appeal is favorable to the patentee and maintains the patent as granted.

The opposition was directed against European patent EP 1 342 754 on the grounds of lack of novelty and inventive step. In the decision, the Opposition Division rejected the opposition, decision against which the opponent lodged an appeal.

The invention relates to the use of a composition comprising at least one specific polyamide, at least one plasticizer, at least one specific elastomer as a sealing layer in a (...)