Legal Area of Emphasis

Preparation and Prosecution of Patent Applications

Technical Areas of Emphasis


Software, Internet and Data Processing

Professional Profile

Mr. Sewell became “Of Counsel” with Patterson Intellectual Property Law in Nashville, Tennessee, in February 2015. He was a solo patent practitioner from 2005 to 2015 in Newport Beach, California, and in Franklin, Tennessee. He was a partner at Knobbe, Martens, Olson & Bear in Orange County, California, from 1983 to 2004. Mr. Sewell was a lawyer with Deutsch, Kerrigan & Stiles in New Orleans from 1980 to 1983.

Mr. Sewell designed and tested processors, memories and peripheral devices for aerospace computers for Control Data Corporation in Bloomington, Minnesota, from 1971 to 1980.


University of Minnesota (J.D. 1980)

University of Minnesota (M.S. Electrical Engineering 1980)

University of Missouri, Rolla (B.S. Electrical Engineering 1971)

Eta Kappa Nu; Tau Beta Pi; Phi Kappa Phi


Tennessee State Bar

State Bar of California

Louisiana State Bar Association

United States Patent and Trademark Office (Patent Attorney)

Registered Professional Engineer (Electrical) in Minnesota and Louisiana

Professional Memberships & Affiliations

Institute of Electrical and Electronic Engineers (IEEE)

National Society of Professional Engineers

Louisiana Engineering Society

Tennessee Bar Association

Nashville Bar Association