03/06/2026
Congratulations to Mark O’Donnell, Jeff Holman and Stephen O’Brien for being recognised internationally as leading patent practitioners, alongside a citation for our firm, in IAM’s Patent 1000.
The Patent 1000 focuses on patent practice and has firmly established itself as a leading go-to resource for those seeking world-class legal patent expertise.
The citation also highlights our independence, enabling us to develop long-term professional relationships built on trust, continuity and direct client engagement.
We appreciate the recognition!
https://www.iam-media.com/rankings/patent-1000/profile/firm/madderns.