Darren Donnelly

Principal, Polsinelli

Darren Donnelly represents clients in patent and other technology and IP disputes. Leveraging 20 years of experience in all aspects of complex patent litigation and counselling, he leads diverse teams in the US District Courts, before the PTAB and at the Federal Circuit. Darren has experience representing both plaintiffs and defendants in Section 337 proceedings before the International Trade Commission, including experience with the ITC’s remote hearing and other practices during its current covid-19 building closure. Clients appreciate his understanding of their businesses, grasp of complex technical and legal issues and ability to present successful strategies and guidance from them in clear, understandable terms. He has done significant work for early stage start-ups up to the largest public technology companies across technologies ranging from cryptographic circuit and algorithm designs, computer gaming and in-game social networking technologies, and satellite remote sensing, to “big data” management and processing applications, cloud storage implementation technologies, bioinformatics, polymer materials and numerous computer and Internet end-user applications. Darren also counsels clients in connection with investment, M&A and other transactions, provides risk evaluation and mitigation in pre-litigation disputes and advises on strategic patent portfolio development and defensive positioning. He presents frequently on legal issues and is regularly sought by the media for perspective on developments in patent law and practice.