In district court litigation, patents can be challenged on any ground, and challenges may be based on any kind of prior art recognised by the patent statutes. Inter partes review (IPR) proceedings are, however, different. They are administrative proceedings in which...
As a reminder, following grant of a patent to Foreo AB an opposition was filed by Beurer GmbH, and during the pendency of the opposition, Foreo sent a letter to Geske GmbH & Co. KG accusing them of infringment and threatening action. Geske filed an intervention...
Background For businesses and innovators with interests in the United States (US), keeping an eye on the patent landscape is essential. The US remains the world’s largest patent market, and patents granted there can create significant competitive and commercial...
Background to the referral The G 1/23 referral came from Board 3.3.03 in the consideration of T 0438/19, an appeal against the decision of an opposition division to reject an opposition against a European patent directed to a material for encapsulating a solar cell...
We reported in our article of June 2025 that the decision of the EPO’s Enlarged Board of Appeal in G 1/24 seemed likely to “force a monumental change in practice at the EPO, whose examiners are very unlikely to now be able to raise objections against the claims of a...
Background Colibri Heart Valve LLC held a patent covering a method for implanting an artificial heart valve, specifically focusing on controlled and recoverable valve deployment. The patent originally included two independent claims: one involving pushing the valve...
Recent Comments