by Luke Pettit | Jan 15, 2026 | UPC
Background The UPC Court of Appeal’s decision in Otec v. Steros provides an interesting insight into claim interpretation and the constraints on relying on post-filing experimental evidence at the UPC. The case, UPC Court of Appeal decision 579/2025, arose from a...
by David Eyre | Dec 22, 2025 | EPO
Background Under G 1/92, a product on the market was not considered “available” as prior art under Article 54(2) EPC if the skilled person could not reproduce it without undue burden. This created a peculiar legal fiction: a product could be purchased yet legally...
by Agne Augustinaite | Dec 10, 2025 | UK
One recent example involves Nvidia’s attempt to secure a patent for methods of playing a video game that uses AI technology. In assessing this case, the UKIPO considered key issues surrounding patentability, offering valuable insight into how such inventions are...
by Alyson Lam | Dec 2, 2025 | EPO
In a further development, T1849/23 has become the first case where clear claim language is broadened by definitions and/or embodiments provided in the description. Background T 1849/23 concerned an appeal filed by Alois Kober GmbH, the Opponent, against the Opposition...
by Sean Hutchinson | Nov 14, 2025 | UK
Background The growing use of artificial intelligence (“AI”) has had a significant impact on many parts of our daily lives, and patent law is no exception. Those interested in this subject will know that a patent applicant by the name of Dr Stephen Thaler once...
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