Andrew R. Cheslock
Buchanan Ingersoll & Rooney PC
Andrew’s intellectual property practice focuses on contentious matters with an emphasis on patent office litigation. He has extensive experience in inter partes review proceedings involving a wide variety of technologies, where his representations have been on behalf of both petitioners and patent owners. In addition to patent office litigation, Andrew has extensive experience in District Court litigation and investigations at the International Trade Commission (ITC), including hearing experience at the ITC. He also assists clients with patent counseling matters, including patent prosecution and due diligence in support of business deals.