Atty. Erika Harmon Arner

Atty. Erika Harmon Arner

Erika Harmon Arner is a nationally recognized leader in trial practice before the Patent Trial and Appeal Board (PTAB) and related appeals to the U.S. Court of Appeals for the Federal Circuit.

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Profile Summary

About Erika Harmon Arner at a glance

Erika Harmon Arner is a patent, ip, and internet attorney based in Reston, Virginia, practicing at Finnegan, Henderson, Farabow, Garrett & Dunner LLP. Educated at Washington and Lee University (—, 1999) and Washington and Lee University (—, 1999). Recognitions include Best Lawyers in America — Litigation - Patent (2026), Best Lawyers in America — Patent Law (2026), and Best Lawyers in America — Technology Law (2026). Serands clients in Reston, VA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Erika Harmon Arner is a nationally recognized leader in trial practice before the Patent Trial and Appeal Board (PTAB) and related appeals to the U.S
  • Court of Appeals for the Federal Circuit
  • She consistently ranks as one of the top three female attorneys appearing in PTAB trials and was named a PTAB Litigator of the Year by Managing Intellectual Property
  • She has argued and won a number of landmark cases at the PTAB and Federal Circuit for both patent challengers and patent owners
  • Erika’s practice focuses on patent office trials, client counseling, and litigation, with an emphasis on electronic technology and computer software
  • She has represented patent owners and petitioners in nearly 200 PTAB trials, most as lead counsel
  • Erika has also argued and won appeals from PTAB trials to the Federal Circuit, many of which involve issues of first impression
  • She has also successfully defended district court decisions on appeal at the Federal Circuit
  • In addition to her extensive experience in patent office and appellate practice, Erika is a well-known authority in the area of patent-eligibility jurisprudence
  • Since representing the petitioners before the U.S
  • Supreme Court in Bilski v
  • Kappos, she has handled dozens of cases involving issues related to patentable subject matter before the Federal Circuit, U.S. district courts, and PTAB
  • Erika also advises clients on patent strategy and portfolio management
  • Erika is a leader in the IP bar and a champion for women in IP
  • She co-founded the Washington, DC chapter of Women in IP Network (WIN) and serves in leadership roles on the women’s committees of the Intellectual Property Owner’s Association (IPO) and the PTAB Bar Association
  • She is a frequent author and lecturer on computer-related patents, patent strategy, and PTAB practice and co-edits The Practitioners Guide to Trials Before the Patent Trial and Appeal Board, published by the American Bar Association, Section of Intellectual Property Law
  • Over her career, Erika has been recognized for her post-grant and patent litigation practices by leading publications, including Intellectual Asset Management, The Legal 500, and Managing IP
  • For the past several years, she has been named by Managing IP as one of the “Top 250 Women in IP.”

Practice Areas Explained

Erika Harmon Arner's Areas of Practice

Each practice area below reflects the types of cases Erika Harmon Arner handles, with a brief overview of what that area of law covers.

Patent Law

Erika Harmon Arner is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Virginia →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Erika Harmon Arner is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Virginia →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Erika Harmon Arner is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys in Virginia →

Jurisdictional Context

Why local counsel matters in Virginia

Practicing law in Virginia. Legal matters in Virginia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Reston are typically filed in the local municipal court or the appropriate Virginia state district court, depending on subject matter and amount in controversy. An attorney licensed in Virginia 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 Virginia courts without local counsel or pro hac vice admission.

Looking for additional Virginia attorneys? Browse all attorneys in Reston or all attorneys in Virginia.

Frequently Asked

Common questions about Erika Harmon Arner

Where is Erika Harmon Arner's law office located?
Erika Harmon Arner's law practice is located in Reston, Virginia. The firm is Finnegan, Henderson, Farabow, Garrett & Dunner LLP. You can contact the office directly through this profile page.
What practice areas does Erika Harmon Arner handle?
Erika Harmon Arner focuses on patent, ip, internet. Each practice area listed reflects experience handling cases of that type in Virginia.
Where did Erika Harmon Arner go to law school?
Erika Harmon Arner earned their education at (—, 1999); (—, 1999).
How can I contact Erika Harmon Arner for a consultation?
You can contact Erika Harmon Arner directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Erika Harmon Arner received?
Erika Harmon Arner's notable recognition includes: Best Lawyers in America — Litigation - Patent; Best Lawyers in America — Patent Law; Best Lawyers in America — Technology Law.

Education

Washington and Lee University
- 1999
Washington and Lee University
- 1999

Awards

Best Lawyers in America — Litigation - Patent
- 2026
Best Lawyers in America — Patent Law
- 2026
Best Lawyers in America — Technology Law
- 2026

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