A comprehensive search for overlooked prior art to challenge the validity of a patent—supporting litigation, or defence strategies with expert analysis and transparent reporting. 

When needing to challenge a patent’s enforceability, our Invalidity (Patent‑Busting) Search equips you with the evidence you need. We delve into patent and non‑patent literature to uncover prior art overlooked during examination—material that could question novelty or inventive step. This search supports litigation preparation or defensive strategy, offering actionable insights to invalidate or weaken a patent claim. Our structured reports include relevance assessments highlighting novelty or lack of inventive step, full document links, and a comprehensive record of search methodology. Delivered by our seasoned UK‑based search team, this service provides the transparency and depth essential for strong IP strategy, whether you’re defending your own IP, assessing acquisition targets, or under attack from a third party.