Proceedings for the preservation of evidence and the subsequent infringement proceedings are two separate proceedings and only the latter is relevant for starting an intervention in opposition proceedings according to Art. 105 EPC. The admissibility of an intervention should be established at the moment of intervention and this cannot be changed by later events. Case…

The holder of a standard essential patent (SEP) should first notify the alleged infringer of the SEP, following which the alleged infringer should inform the patent holder of its willingness to take a licence. Then, said licence needs to be offered on FRAND terms. These steps are guidelines for good faith negotiations between the parties….

The scope of a patent is to be interpreted according to Art. 69 EPC and the Protocol. If the literal text is limiting, the question is how the skilled person would understand this limitation. If the limiting wording is due to a technical consideration, the limitation may be considered differently from when the limitation can…

A patent that is limited during the course of the proceedings (even after the pleadings) is held to have been so limited ab initio if the limitation is duly registered. When a European patent is granted and validated, an existing national patent loses its effect only for the invention claimed in the European patent. The…

The Court held that a selection invention is inventive if the compound of the selection offers surprisingly advantageous or improved properties over the prior art compounds. These properties should already be plausible from the patent application as filed. Further, a selection invention would be obvious to the skilled person if they would assume a neutral…

Although at first instance the patent was found to lack inventive step without using the problem-and-solution approach, the use of the PSA by the Court of Appeal did not make a difference to the outcome in the present case. Case date: 28 May 2019 Case number: 200.222.873/01 Court: Court of Appeal of The Hague A full…

The Court held that the CJEU decision in the Bericarp case, where it was decided that for invalidity procedures no reimbursement of full litigation costs applies, did apply to invalidity proceedings if these did not contain an enforcement procedure. Case number: 26 March 2019 Case date: 200.230.424/01C/09/509050 / HA ZA 16-435 Court: Court of Appeal of…

Access to seized goods and data should be denied in preliminary proceedings if the seized material contains trade secrets and there is a serious chance that the patent will be held invalid. Case date: 01 February 2019 Case number: C/09/557229 / KG ZA 18-771 Court: Provisions Judge of the District Court of The Hague A full summary of…

Relevant prior art may prove not to be useful as a starting point for an attack on inventive step if the prior art teaching is negated by later studies before the effective date of the patent claims. In such a case, the skilled person would not have had an expectation of success. Case date:16 January…