Partner
Dr. Karthik Kumar is a seasoned intellectual property (IP) attorney whose practice centers on competitor IP litigation and strategic counseling related to emerging technologies. Recognized by Intellectual Asset Management (IAM) as a “Global Leader” and consistently listed in the IAM Strategy 300: The World’s Leading IP Strategists, Karthik wields a rare combination of technical sophistication and litigation acumen in representing leading technology companies.
Karthik has developed a reputation for thought leadership and technical depth in artificial intelligence (AI) law and strategy. He co-chairs Finnegan’s AI practice, Finnegan + AI, and advises global technology leaders on patent strategy, trade secret protection, and regulatory compliance across AI, machine learning (ML), and intelligent software systems. Karthik also co-leads the firm’s AI/ML and augmented reality/virtual reality (AR/VR) industry working groups. His voting membership on the Intellectual Property Owners Association’s (IPO) Artificial Intelligence and Emerging Technologies Committee reflects his commitment to shaping legal frameworks governing emerging technologies.
Karthik litigates patent and trade secret cases before federal district courts, the U.S. International Trade Commission (ITC), the U.S. Court of Appeals for the Federal Circuit, and the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office (USPTO). He counsels world-renowned technology companies, managing their global patent portfolios in AI, ML, AR/VR, 5G/6G cellular technologies, cryptocurrencies, blockchain, and internet-of-things (IoT) innovations. His fifteen years of experience covers an array of technologies, including cellular communications, computer networking, consumer electronics, data storage and software solutions, advanced display technologies, financial services, jet engines, laser technologies, mobile applications, optical discs, optical fiber technologies, quantum dots, semiconductor assemblies, telecommunications, textiles, video gaming technologies, and wireless networks.
Karthik previously served as treasurer of the Giles S. Rich American Inn of Court, a non-profit organization dedicated to fostering professionalism, ethics, civility, and legal skills in intellectual property. He currently serves as co-chair of Finnegan’s South Asian and MENA Affinity Group.
Before working in patent law, Karthik was a researcher at the University of Texas at Austin. His doctoral studies centered on plasma physics, quantum electronics, and optics, with a portfolio certification in nanoscience and nanotechnology. While at UT-Austin, he developed optical micro-endoscope technologies licensed to a startup company that was acquired for $25 million. Karthik is a co-inventor on nine U.S. patents and has authored or coauthored numerous scientific articles in peer-reviewed publications.
Patent services for leading AI innovator OpenAI
Patent services for leading electric flying taxi company Archer Aviation Inc.
Intellectual Ventures I LLC et al. v. Toyota Motor Corp. et al.
2:21-CV-00389, E.D. Tex., Judge Gilstrap
AgroFresh Inc. v. Decco U.S. Post-Harvest, Inc. et al.
Member of team representing defendants in action involving patent infringement, trade secrets, and tort claims relating to pre-harvest technology used with produce.
1:16-cv-00662, D. Del., Judges Fallon, Robinson, Bataillon, Noreika
Carnegie Institution of Washington et al. v. Pure Grown Diamonds, Inc. et al.
1:20-cv-00189, S.D.N.Y., Judge Rakoff
Certain LTE Wireless Communication Devices and Components Thereof
337-TA-1051, ITC, Judge Pender
Articles
TOPCon v. Back-Contact Solar Cells: The Technology Race Fueled by Patent Strategy, Enforcement and Licensing TOPCon v. Back-Contact Solar Cells: The Technology Race Fueled by Patent Strategy, Enforcement and Licensing
April 27, 2026
Intellectual Asset Management (IAM)Webinar
Generative Artificial Intelligence (AI) and IP: A New Horizon for Protecting Your Innovations Generative Artificial Intelligence (AI) and IP: A New Horizon for Protecting Your Innovations
May 17, 2023
Webinar
Conference
23rd Edition of The IPR Gorilla Virtual Conference 23rd Edition of The IPR Gorilla Virtual Conference
November 9-10, 2022
Virtual
Prosecution First Blog
Augmented Reality/Virtual Reality Patent Prosecution Update: 2021 Q4 Prosecution Statistics Augmented Reality/Virtual Reality Patent Prosecution Update: 2021 Q4 Prosecution Statistics
April 1, 2022
Virtual Seminar
Prosecuting Patent Applications Prosecuting Patent Applications
March 16, 2022
Virtual
"The standout partner is Karthik Kumar while standout associates are Colin Kreutzer, Abhay Watwe, Kai Rajan, Stephanie Ham, and Samir Ismail."
The Legal 500 U.S.
"The standout partner is Karthik Kumar while standout associates are Colin Kreutzer, Abhay Watwe, Kai Rajan, Stephanie Ham, and Samir Ismail."
The Legal 500 U.S.
Award/Ranking
Finnegan Earns Top Rankings in 2026 IAM Patent 1000 Guide; Nearly 60 Attorneys Ranked Finnegan Earns Top Rankings in 2026 IAM Patent 1000 Guide; Nearly 60 Attorneys Ranked
May 28, 2026
Intellectual Asset Management (IAM)Commentary
How I Made Practice Group Chair: 'Be an Active Participant,' Say Karthik Kumar and Frank DeCosta of Finnegan How I Made Practice Group Chair: 'Be an Active Participant,' Say Karthik Kumar and Frank DeCosta of Finnegan
March 6, 2026
Law.comCommentary
What xAI’s Challenge to California’s Generative AI Disclosure Law Means for Trade Secrets What xAI’s Challenge to California’s Generative AI Disclosure Law Means for Trade Secrets
January 6, 2026
LexologyAward/Ranking
Seven Finnegan Partners Named to IAM Strategy 300 Global Leaders 2026 Seven Finnegan Partners Named to IAM Strategy 300 Global Leaders 2026
November 19, 2025
Intellectual Asset Management (IAM)Commentary
Finnegan’s New AI Practice Is a Project in ‘Interdisciplinary’ Expertise Finnegan’s New AI Practice Is a Project in ‘Interdisciplinary’ Expertise
September 12, 2025
World Intellectual Property ReviewCommentary
Finnegan Formalizes AI Practice as Client Demand Grows Finnegan Formalizes AI Practice as Client Demand Grows
September 9, 2025
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