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Offering Experienced Services in a Variety of Fields

Exceptional Results

Our attorney's and staff place an emphasis on providing legal services that deliver exceptional results to each and every client we represent

Our Expertise

Lewis & Rost in Greenwood Village, Denver and Fort Collins, CO Specializes in Patent Law

A self motivated, high energy, solutions oriented individual with a solid record of success in all stages of case proceedings.

Call Today : (720) 528-8863


CALL TODAY : (720) 528-8863


CALL TODAY : (720) 528-8863


CALL TODAY : (720) 528-8863


CALL TODAY : (720) 528-8863

Meet the Attorney’s

Meet the Attorney’s

Ancel W. Lewis, Jr. BSEE, JD

Ancel has practiced continuously in Denver for 35 years handling a wide variety of IP matters. He worked as a Patent Examiner in the U.S. Patent Office. His expertise is in electronic and electromechanical technology. President of PTC Sect. CBA. President and Director Capital City Kiwanis, Church Elder and Trustee. Enjoys outdoor activities including fishing, hiking, tennis and volleyball.

Kyle W. Rost, BS Chem, JD with Honors

Kyle was admitted to the bar in Colorado in 1975 and is registered to practice before the U.S. Patent and Trademark Office. His education includes a B.A. in Chemistry from Knox College and J.D., with honors from the University of Texas where he served on the Texas Law Review. His expertise is chemical, mechanical food technology and biotechnology.

John Hayden, BA Math, ME Mech, MBA, JD

John is a registered Patent Attorney and is licensed to practice law in the state of Colorado. Prior to becoming an attorney, John worked for many years as a manufacturing process engineer in the electronics industry and developed expertise in automated assembly, manufacturing processes, electronics and software. He joined us in 1997.

John’s special expertise in sports-related IP issues reflects his interest in outdoor activities including skiing, sailing and cycling. He regularly competes in the USSA Alpine Masters ski series and Teamski, including national and international events.

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