Partner (London) & Senior VP (US Liaison Offices)

Harry Harden

San Francisco | Boston

Harry is a partner in the firm’s Tech & Engineering group. Having spent many years based in the US, Harry particularly focusses on high value European patent issues for US companies. He previously ran the firm’s US liaison offices in San Francisco in Boston, giving Harry an unusually high understanding of the IP market in the US and the issues that really matter to US companies.

With a masters degree in physics, Harry’s practice spans many technologies. In particular, his work focuses on consumer goods, software and autonomous driving for companies based near our US liaison offices. This unique connection with US clients allows Harry to know his clients personally and collaborate closely on business-critical IP issues.

Harry’s core legal expertise lies in freedom to operate analysis for US companies looking to expand into Europe. The requires a keen understanding of the differences between US and European IP protection – a lens that Harry applies readily given his significant time at Kilburn & Strode in both jurisdictions – and a talent for explaining and navigating those differences. In fast-paced industries, clients turn to Harry for infringement advice critical to their business and a direct and pragmatic communication style.  

Harry also spearheaded the firm’s creation of the European Patent Pipeline Program – a program with the core goal of widening access to the patent profession. His determined focus on this issue is shown by the program’s significant growth year on year, now involving many firms and companies across the UK.

Recognised as a 'Recommended Individual' in the IAM Patent 1000 2025 edition.

Recognised as a 'Recommended Lawyer' in the Legal 500 2025 edition.

'Ranked' in Managing IP's IP STARS 2020 edition.

Qualifications

UK Patent Attorney*
European Patent Attorney*
IP Litigator - Patent
Representative before the Unified Patent Court (UPC) (2023)
Master's Degree in Physics with Spanish
* Admitted to practice before the EPO and UKIPO. Not admitted in California.

Memberships

Chartered Institute of Patent Attorneys (CIPA)