Silicon Valley

Bunsow De Mory is a leading IP litigation and trial boutique firm based in Silicon Valley with an additional office in northern Virginia. The firm’s recent victories  have firmly cemented its position as one of the country’s elite patent trial firms.

Bunsow De Mory succeeds because of its singular focus: unwavering commitment to achieving its client’s goals, even against the odds. Firm lawyers don’t shy away from the most difficult challenges against the biggest technology companies in the world. They thrive on them.

The firm focuses on plaintiff-side patent cases, where clearing the hurdles to get to trial is rare, and winning at trial is even rarer. Yet, Bunsow De Mory continues to defy the odds, securing more than $250 million in verdicts and settlements in the last two years alone. 

Bunsow De Mory PTAB’s practice is second to none. Based on empirical studies of PTAB results, Patexia recently ranked Bunsow De Mory as the best performing law firm at the PTAB from July 2020 to June 2025.

The firm works on matters across a range of technologies and industries, including mobile automotive, telecommunications, artificial intelligence, fintech, and life sciences.

Legal experts have recognized the firm’s excellence. In addition to its recognition by Benchmark Litigation, the was also ranked as Highly Recommended for patent disputes by Managing IP and was listed in the Chambers USA guide for intellectual property—patent litigation.

Updated Dec 2025