UK Patents Rankings 2026

A&O Shearman

Firm overview:

The 2024 integration of Allen & Overy and Shearman & Sterling formed one of the market’s most internationally connected patent litigation practices. The team is particularly well placed to advise on cross-border disputes where regulatory, competition and patent issues converge, and the London patent practice continues to handle strategically significant life sciences and technology litigation. On the non-contentious side, A&O Shearman’s services include supporting patent-heavy M&A transactions and advising on licensing structures.

Team overview:

Technology Sector lead Mark Ridgway has particular expertise in multi-jurisdictional patent infringement disputes, as well as matters involving patent licensing and trade secrets. His clients come primarily from the life sciences, technology and financial services sectors.

Rafi Allos advises pharmaceutical companies on complex patent litigation and regulatory matters, including cross-border disputes over blockbuster drugs.