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Practices

Biography

Duke is a registered patent attorney and trusted intellectual property (IP) counselor to clients ranging from Fortune 50 companies to high-growth startups. His practice spans the full lifecycle of IP assets, from strategic portfolio development and prosecution through freedom-to-operate analysis, licensing, and litigation support.

Duke builds and manages international patent portfolios with particular depth in the gaming, casino, and financial services industries. He also routinely counsels clients across a wide spectrum of technology fields, including cloud computing, artificial intelligence, wireless communications, payment networks, medical devices, imaging systems, e-commerce platforms, and manufacturing systems.

His work extends beyond portfolio management to IP disputes. Duke provides litigation support in federal court and International Trade Commission proceedings, including patent claim construction analysis and validity studies. He also advises clients on trademark portfolio strategy, copyright protection, and trade secret safeguards.

Other Info About Duke

Experience

Legal Work Highlights

Prepared and facilitated ongoing prosecution of international patent applications under the Patent Cooperation Treaty.

Developed and executed comprehensive IP development program for numerous startup businesses.

Performed numerous freedom-to-operate studies and competitive patent portfolio analysis.

Educated in-house inventors regarding patent application preparation and prosecution and lead invention harvesting activities.

Developed claim charts, claim constructions, and assisted in preparation of Markman briefs.

Involved in a transaction with an Asian sovereign wealth fund seeking to make its first investment in the United States.

Education

Law School

University of North Carolina at Chapel Hill, J.D., 2005

Undergraduate School

Ohio Northern University, B.S., Electrical Engineering, 2001

Bar Memberships

Duke is licensed to practice in the following state(s):

Ohio

Pennsylvania

Courts

Duke is admitted to practice before the following court(s):

United States Patent and Trademark Office (USPTO)

Recognition

Local & National Recognition

Award Selection Methodology

Cincy Magazine: Cincinnati’s Top Lawyers, Intellectual Property and Patent Law, 2026

The Best Lawyers in America®, Litigation – Intellectual Property, 2027; Patent Law, 2025-2027

The Best Lawyers in America®: Ones to Watch, Patent Law, 2025

BTI, Client Service All-Stars, 2022

Presentations

Duke was invited to speak at the following events:

Intellectual Property 101, Carl H. Lindner College of Business at the University of Cincinnati, April 2016

Intellectual Property Basics, Carl H. Lindner College of Business at the University of Cincinnati, November 2015

Software Patents: A Moving Target, The Circuit, October 2015

Overview of Intellectual Property, Carl H. Lindner College of Business at the University of Cincinnati, April 2015

IP Law 101: What Labor & Employment Attorneys Need to Know, panelist, Cincinnati Bar Association. December 2014

Software Patents: A Moving Target, HCDC Business Center, November 2014

Management of Innovation, University of Cincinnati’s Carl H. Linder College of Business, March 2014

Overview of Intellectual Property, University of Cincinnati, Carl H. Lindner College of Business, April 2013 & October 2013

Strategies for Software Protection, Cincinnati Intellectual Property Law Association, June 2012

Major Publications

Duke is an author or contributor to the following publications:

Author: “Insert Court Approved Title Here: Rosa Parks v. LaFace Records,” 5 N.C. J.L. &Tech. 277, 2004

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