Josephine E. Chang is a Partner in Lewis Roca Rothgerber Christie’s Intellectual Property practice group. Clients turn to Josephine for managing large patent portfolios, to conduct in-depth evaluations of products and processes for patentability and infringement, conduct right to use evaluations, and obtain advice for other IP matters in the U.S. and abroad. She has extensive international experience with patent filings across Europe and Asia, including Korea, Japan, China, Australia, and Canada. She is experienced in managing large patent portfolios as well as working with start-up companies and individual inventors. In addition to domestic and foreign patent prosecution, Josephine procures and counsels clients with respect to trademarks and copyrights.
Josephine has technical expertise in computer software and hardware, telecommunications, and customer contact centers systems, among others. She uses this background in counseling clients and preparing and prosecuting patent applications in these technical areas.
- Lewis Roca Rothgerber Christie (legacy firm Christie Parker & Hale LLP), Partner, 2007-present
- Lewis Roca Rothgerber Christie (legacy firm Christie Parker & Hale LLP), Associate, 1997-2006
Josephine has assisted clients with patent prosecution relating to many areas, including but not limited to customer contact center and call distribution systems, telecommunication networks and protocols, data storage, archiving, and management, Internet/Web 2.0 technologies, cloud and SaaS based technologies, visual navigation systems, business method technologies, consumer electronics, 3D/2D image processing, gaming, point-of-sale systems and interactive television technologies.