‘Far and away the best prize that life has to offer is the chance to work hard at work worth doing. (Theodore Roosevelt)’
Adriaan Seerden
- Engineering
- European and Dutch Patent Attorney
- Associate
Adriaan Seerden has been a Patent Attorney since 1985. He has extensive experience in the industry as well as private practice, so he knows best of both worlds. He studied astronomy and physics at the Catholic University of Nijmegen. He graduated in experimental physics in 1983.
News
Interpreting claim terms “holistically” after G 1/24: description-based definition applied in T 0439/22 (Board 3.2.01)
In T 0439/22 (Technical Board of Appeal 3.2.01, 11 December 2025) the Board applied the Enlarged Board’s guidance in G 1/24 on claim interpretation. The decision is a practical illustration of how an explicit definition in the description can determine the meaning of a seemingly straightforward term used in the claims. As this case shows, […]Continue reading
Omission of drawings from the granted patent: limits of “deemed approval” and appeal as a remedy (T 0550/25)
In T 0550/25 (Technical Board of Appeal, 10 February 2026), the Board addressed a recurring procedural mishap: drawing sheets are missing from the text annexed to a Rule 71(3) EPC communication and the patent is granted without them. The decision is practically significant because it confirms that, in such circumstances, the applicant’s grant fee payment […]Continue reading
UPC Court of Appeal on territorial scope, late claim amendments and proportionality of injunctions in a life-sciences dispute
In its decision of 25 November 2025 in Edwards Lifesciences vs. Meril (APL_2205/2025), the UPC Court of Appeal addressed procedural discipline in framing remedies (especially territorial scope) and refined how proportionality may shape injunctive relief in a medical-device case. The decision forms part of a combined judgment in the wider Meril v Edwards / Edwards v Meril appeals package. Continue reading