David W. Nagle Jr.
David Nagle is a Registered Patent Attorney who has been with the Intellectual Property & Technology Service Group at Stites & Harbison since its inception in 2000. With more than two decades of experience in patent and intellectual property matters and an advanced engineering degree, his knowledge and technical expertise allows him to deftly assist clients in navigating often complex business and legal issues.
David has extensive experience prosecuting domestic and foreign patent applications covering a wide range of subject matter, including machines, consumer products, medical devices, and software-implemented innovations. He also routinely counsels clients on trademark, copyright, and trade secret matters, and he regularly negotiates and prepares licensing agreements and other contracts implicating intellectual property rights. David is recognized as a Certified Licensing Professional (CLP™), a designation which acknowledges licensing professionals who have demonstrated their experience and proficiency in licensing and the commercialization of intellectual property.
Patents, Trade Secrets, Copyrights, and Trademarks – Selecting the Right Protection for Your Intellectual Property Assets
U.S. House of Representatives Continues to Consider Patent Litigation Reform
U.S. House of Representatives Continues to Consider Patent Litigation Reform
U.S. House of Representatives Continue to Press for Patent Litigation Reform
Intellectual Property 101: What It Means To You
Patents reserved for select set of restaurant innovations
Patents, Copyrights, Trademarks & Venture Capital
The Power of Angel Investing
Lecturer
Business Torts
Fundamentals of Patent Law
Develops and implements global patent strategies for a multinational company that designs and installs conveyor systems and material handling equipment for customers around the world.
Serves as outside intellectual property counsel to a leading provider of data and analytics solutions for addressing safety, fraud, risk, and compliance issues for government and commercial enterprises.
Develops and implements patent strategies for protecting products developed and sold by a leading manufacturer of personal protective equipment and systems.
Provides patent and trademark counsel to a well-known international manufacturer of commercial kitchen equipment.
Serves as outside patent counsel to one of the world's leading restaurant companies, developing appropriate patent strategies to protect new food products, food preparation methods, and related equipment.
Business Acceptance Committee, Member
Intellectual Property & Technology Service Group, former Co-Chair
Holy Trinity Church, Member
University of Louisville Louis D. Brandeis School of Law
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Phi Alpha Delta Law Fraternity
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Saul Lefkowitz National Trademark Moot Court Team, Member
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nominated for the American Bar Association's "Jan Jancin Award for Outstanding Student Achievement in Intellectual Property Law"
University of Louisville, Speed Scientific School
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Herschede Graduate Engineering Scholarship, 1994-95
University of Louisville, Speed Scientific School
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University of Louisville Trustees' Scholarship 1990-95
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Tau Beta Pi National Engineering Honor Society
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Mortar Board National Honor Society
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ODK National Leadership Honor Society
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Engineer-in-Training, Commonwealth of Kentucky
Prior to joining Stites & Harbison, David was an Associate with Wheat, Smith & Beres, which merged into Stites & Harbison on January 1, 2000. As a mechanical engineering undergraduate, he worked in a generation facility for a major Midwestern utility company. David is an avid sports fan and spends many of his weekends attending college football and basketball games.
Martindale-Hubbell® AV-Preeminent® Peer Review Rated
Best Lawyers in America®, Patent Law and Trade Secrets Law (2017-25)
Best Lawyers in America®, Louisville Area Lawyer of the Year in Trade Secrets Law (2023, 2025)
Best Lawyers in America®, Louisville Area Lawyer of the Year in Patent Law (2021)
Managing Intellectual Property, IP Stars (2013-24)
Chambers USA, "America's Leading Lawyers for Business," Intellectual Property (2010-23)
Kentucky Super Lawyers® (2013-24)
Kentucky Super Lawyers®, Top 50 Attorneys in Kentucky (2020, 2022-24)
Business First of Louisville, Forty Under 40 (2009)
Louisville Magazine Top Lawyer (2016)
David Nagle is held in high regard as a "very well-respected patent attorney."
David Nagle is the best there is in intellectual property. This guy knows his stuff and gets it done quickly and more effectively than any lawyer I deal with. I cannot recommend him more strongly.
. . . draws praise for his work on patent and trademark issues . . . particularly noted for his patent prosecution expertise, including both domestic and cross-border applications.
He takes our innovation and ideas and turns them into patents.
Stites & Harbison, PLLC Lawyers Named to 2025 Best Lawyers® Publications
Stites & Harbison, PLLC is pleased to announce that 97 of its lawyers are included in the 2025 edition of The Best Lawyers in America®. Since it was first published in 1983, Best Lawyers® has become universally regarded as the definitive guide to legal excellence according to the publication. Additionally, 12 Stites & Harbison attorneys are named as “Lawyer of the Year” and 30 attorneys are recognized in Best Lawyers: Ones to Watch® in America, which recognizes attorneys early in their careers for outstanding professional excellence in private practice in the United States.
Managing IP Honors Stites & Harbison Attorneys on “IP Stars” 2024 List
LOUISVILLE, Ky. (June 20,—Managing Intellectual Property (Managing IP) magazine has named nine Stites & Harbison, PLLC attorneys to the 2024 “IP Stars” list. Managing IP recognizes the most highly regarded intellectual property attorneys in the U.S.
Chambers USA Honors 25 Stites & Harbison Attorneys for 2024
LOUISVILLE, Ky.—Chambers USA selected 25 Stites & Harbison, PLLC attorneys in Kentucky and Tennessee for inclusion in their 2024 guide. The Chambers USA guide ranks the top law firms and leading attorneys in the United States.
Kentucky Super Lawyers® Honors 49 Stites & Harbison Attorneys for 2024
LOUISVILLE, Ky.—The 2024 edition of Kentucky Super Lawyers® recently honored 49 Stites & Harbison, PLLC attorneys in the Covington, Frankfort, Lexington and Louisville, Ky., offices. The publication named 35 attorneys to the Super Lawyers® list and 14 attorneys to the Rising Stars® list.
Stites & Harbison, PLLC Lawyers Named to 2024 Best Lawyers® Publications
LOUISVILLE, Ky.—Stites & Harbison, PLLC is pleased to announce that 101 of its lawyers are included in the 2024 edition of The Best Lawyers in America®.
Managing IP Honors Stites & Harbison Attorneys on "IP Stars" 2023 list
LOUISVILLE, Ky. —Managing Intellectual Property (Managing IP) magazine has named nine Stites & Harbison, PLLC attorneys to the 2023 “IP Stars” list. Managing IP recognizes the most highly regarded intellectual property attorneys in the U.S.
Identifying Inventors is a Critical Step in Pursuing Patent Protection
Patent attorney David Nagle takes a look at patent protection for inventors in this Stites & Harbison client alert.
Chambers USA Honors 25 Stites & Harbison Attorneys for 2023
LOUISVILLE, Ky.—Chambers USA selected 25 Stites & Harbison, PLLC attorneys in Kentucky and Tennessee for inclusion in their 2023 guide.