Joan Ellis, Ph.D.

Dickinson Wright PLLC

Dr. Joan Ellis has over 25 years experience in the patent industry, she focuses her practice on patent prosecution and litigation with a particular emphasis in the chemical and life science fields.

Dr. Ellis represents clients in post-grant proceedings and ex parte appeals before the USPTO Patent Trial and Appeal Board as well as patent infringement litigations at the Court of Appeals for the Federal Circuit and the International Trade Commission.

She regularly serves as an expert witness in district court litigations involving inventorship, inequitable conduct, derivation, double-patenting, and priority disputes as well as USPTO procedure. She also conducts arbitration proceedings involving a wide variety of contractual and patent disputes.

Dr. Ellis has a strong life sciences background and over 20 years experience as a patent examiner and an Administrative Patent Judge at the U.S. Patent and Trademark Office. As a judge, Dr. Ellis authored over 250 ex parte and 50 inter partes decisions. Prior to becoming a lawyer, she was a Damon Runyon fellow at the Rockefeller University where she conducted research involving genetic material.

Her experimental areas included molecular biology, particularly as it relates to the study of human malarial genes and immunology. She holds a patent directed to an antigenic malaria surface protein.

Dr. Ellis also serves as a panelist for the American Arbitration Association and is an Officer of the Board of the Giles S. Rich American Inn of Court.

In addition, Dr. Ellis has represented political asylum applicants and veterans pro bono before the Department of Homeland Security and the United States Court of Appeals for Veterans Claims and the Board of Veteran’s Appeals, respectively.


  • Southern Illinois University, B.A.
  • New York University School of Medicine, Ph.D.
  • The George Washington University National Law School, J.D.

Bar Admission:

  • District of Columbia

Professional Involvement:

  • District of Columbia Bar, Member
  • Maryland State Bar Association, Member
  • Federal Circuit Bar Association, Member
  • United States Supreme Court Bar, Member


Rate : $$$

What types of cases Attorney Joan Ellis, Ph.D. & Dickinson Wright PLLC can handle?
Dickinson Wright PLLC can handle cases related to laws concerning Mediation, Litigation, Intellectual Property. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Dickinson Wright PLLC located?
Dickinson Wright PLLC is located at 1825 I St NW Suite 900, Washington, DC 20006, USA. You can reach out to Dickinson Wright PLLC using their phone line (202) 659-6929. You can also check their website
How much would it cost to hire Dickinson Wright PLLC?
Joan Ellis, Ph.D. lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Dickinson Wright PLLC
I Street Northwest 1825
Washington 20006 DC US
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