Atty. Dunstan H. Barnes
Dunstan H. Barnes is a Partner at McAndrews and practices in all areas of intellectual property law with emphasis on protecting and analyzing design rights.
Profile Summary
About Dunstan H. Barnes at a glance
Dunstan H. Barnes is a ip attorney based in Chicago, Illinois, practicing at McDonnell Boehnen Hulbert & Berghoff LLP. Educated at Chicago-Kent College of Law at IIT (J.D., 2013) and University of Cambridge (Ph.D., 2010). Recognitions include Best Lawyers in America — Patent Law (2026), Best Lawyers in America — in America (2026), and Best Lawyers in America — from 2022-2025 for work in: (2026). Serands clients in Chicago, IL and the surrounding metropolitan area.
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About
- Dunstan H. Barnes is a Partner at McAndrews and practices in all areas of intellectual property law with emphasis on protecting and analyzing design rights
- His work in that area includes drafting and prosecuting design patent applications and conducting opinion work and due diligence investigations
- In addition, Dunstan has considerable experience drafting and prosecuting utility patent applications and trademark applications across a range of technological fields and industries
- As a practitioner, Dunstan is an effective communicator and an outstanding writer
- He is particularly skilled at communicating complex, abstract technical concepts clearly and compellingly
- He is a skilled intellectual property advocate and adviser who helps his clients protect their innovations, particularly new designs, in U.S. and global marketplaces
- He helps his clients acquire and protect their IP rights, as well as navigate the world of existing rights
- In 2021, Dunstan was honored as a 40 Under Forty attorney in Illinois
- In recommending him for the honor, a senior IP counsel at a major international pharmaceutical company said of Dunstan, “I consider him to be one of the top 10 design patent attorneys in the United States, period.” Dunstan is the current Chair of the American Bar Association (ABA) Design Rights Committee and Vice Chair of the American Intellectual Property Law Association (AIPLA) Industrial Designs Committee
- He has been an invited speaker at conferences including AIPPI World Congress, AIPLA Annual Meeting, ABA-IPL Spring Meeting, and USPTO Design Day
- In his spare time, Dunstan enjoys football (soccer) in pretty much any weather, bass guitar, poker, and keeping up with his ever-energetic young daughter
Practice Areas Explained
Dunstan H. Barnes's Areas of Practice
Each practice area below reflects the types of cases Dunstan H. Barnes handles, with a brief overview of what that area of law covers.
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Dunstan H. Barnes is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →
Jurisdictional Context
Why local counsel matters in Illinois
Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.
Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.
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