Constantine Marantidis

Partner at Lewis Roca Rothgerber Christie LLP

Constantine Marantidis is a partner in Lewis Roca’s Intellectual Property Practice Group. With multiple degrees in aircraft and aeronautical engineering and engineering mechanics, Constantine is well-versed in serving clients in the field of aerospace as well as in diverse technologies. In fact, Constantine obtained patents for SpaceShipOne and for the Martin Jetpack.

Constantine manages significant patent portfolios for his clients and provides counseling on various patentability issues, including design-around issues and those stemming from the launch of new products in the marketplace. Publicly traded corporations, startups, and individual inventors turn to Constantine for his talent in supervising and managing intellectual property litigation, conducting post-grant proceedings, negotiating complex intellectual property licensing agreements, and securing their intellectual property rights.

Constantine represents clients in diverse technology areas, including aerospace, materials science, propulsion, medical devices, automotive, mechanical engineering, electro-mechanical engineering, life sciences, optics, nanotechnology, chemicals, oil, gas and energy, defense and security, and business methods.

Constantine is no stranger to being in charge. He is known for his persistent and direct approach to solving problems. By internalizing clients’ problems, and armed with a deep understanding of their goals, he finds strategic and effective ways to present the facts. Constantine has been recognized among his peers for his ability to close deals and present convincing arguments.

As a young man, Constantine had an interest in being a pilot. He decided to earn multiple degrees in aircraft and aeronautical engineering and became a fully rated pilot and a certified airframe and power plant mechanic. Constantine enjoys sailing in the Santa Monica, where he is a part of a sailing club and competes in races throughout the year.



  • Partner

    Current role