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Karthik Kumar, Ph.D.
Partner
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  • 901 New York Avenue, NW
  • Washington, DC 20001-4413
+1 202 408 4433
karthik.kumar@finnegan.com karthik.kumar@finnegan.com

Karthik Kumar, Ph.D.

Partner

  • +1 202 408 4433 +1 202 408 4433
  • karthik.kumar@finnegan.com karthik.kumar@finnegan.com
  • 901 New York Avenue, NW
  • Washington, DC 20001-4413
  • vCard

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.

 

Experience

Patent services for leading AI innovator OpenAI

Finnegan assists OpenAI, a leading artificial intelligence (AI) research and deployment company with matters related to patent application drafting and global prosecution. We also provide patent counseling services.

Patent services for leading electric flying taxi company Archer Aviation Inc.

Finnegan assists Archer Aviation, a leading urban air mobility company responsible for designing, developing, manufacturing, and operating electric vertical takeoff and landing aircrafts to carry passengers, with matters related to patent application drafting and global prosecution. We also provide patent counseling services.

Intellectual Ventures I LLC et al. v. Toyota Motor Corp. et al.

Represented defendant Toyota in a patent infringement case that brought eleven utility patents against Toyota’s vehicles in the United States. After Toyota obtained IPR institutions against 8 of the 11 asserted patents, the parties settled.

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.

Represented defendants in a patent infringement action relating to lab-grown diamonds.

1:20-cv-00189, S.D.N.Y., Judge Rakoff

Certain LTE Wireless Communication Devices and Components Thereof

Represented LG Electronics in offensive case against unlicensed seller of LTE mobile phones, resulting in settlement and license.

337-TA-1051, ITC, Judge Pender

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Insights

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 TOPCon v. Back-Contact Solar Cells: The Technology Race Fueled by Patent Strategy, Enforcement and Licensing

April 27, 2026

Intellectual Asset Management (IAM)

Conference

ACPC 2026 Winter Meeting ACPC 2026 Winter Meeting

January 25-28, 2026

Orlando

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 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 Prosecuting Patent Applications

March 16, 2022

Virtual

More

Professional Recognition

"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.

News

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.com

Commentary

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

Lexology

Award/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 Review

Commentary

Finnegan Formalizes AI Practice as Client Demand Grows Finnegan Formalizes AI Practice as Client Demand Grows

September 9, 2025

The National Law Journal
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Professional Activities

  • Giles S. Rich American Inn of Court
    (treasurer, 2017-present; assistant secretary/treasurer, 2016-2017; historian, 2015-2016)
  • Intellectual Property Owners Association (Artificial Intelligence and Other Emerging Technologies Committee, 2018)
  • PTAB Bar Association
  • South Asian Bar Association of Washington, D.C.
Admissions and Education

Admissions

  • U.S. Patent and Trademark Office
  • District of Columbia
  • Massachusetts
  • U.S. District Court, D. Massachusetts
  • U.S. Court of Appeals, Federal Circuit

Education

George Washington University Law School
J.D., cum laude, 2014
The University of Texas at Austin
Ph.D., Electrical and Computer Engineering, 2009
University of Madras, India
B. Eng., Electronics and Communication Engineering, with distinction, 2003

Karthik's Practices

AI + Finnegan
AI + Patent
AI + Trade Secrets
Appeals, Issues, and Legal Strategy
Appeals from the PTAB
Federal Circuit and Supreme Court Appeals
Global IP Enforcement, Litigation, and Trials
Federal Circuit and Supreme Court Appeals
ITC Section 337 Investigations and Trials
Patent Litigation and Trials
Pretrial Strategies
Trade Secrets
Patent Office Invalidation Proceedings
Ex Parte Reexamination (EPR)
PTAB Invalidation Proceedings: IPR and PGR
Prosecution and Portfolio Management
Appeals to the PTAB
Ex Parte Reexamination (EPR)
IP Portfolio Management
Licensing, Pooling, and Other Transactions
Opinions and Counseling
Patent Drafting and Prosecution
Patent Mining and Mapping
Patent Reissues
Trade Secrets

Karthik's Industries

AI, Electronics, and Information Technology
Artificial Intelligence (AI) and Machine Learning (ML)
Augmented Reality/Virtual Reality (AR/VR)
Electrical and Computer Technology
Electronic Devices and Components
Nanotechnology
Robotics
Chemicals, Industrials, and Materials
Chemical
Textiles
Communications
Financial Services and Business Systems
Internet of Things (IoT)
Consumer Goods and Services
Consumer Products
Energy
Clean Energy and Renewables
Hospitality, Gaming, and Leisure
Gaming
Life Sciences
Digital Health
Medical Device and Diagnostics
Transportation and Logistics
Aerospace, Aviation, and Unmanned Aerial Systems (UAS)
Automotive and Smart Mobility Tech

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