Andrew McElligott

Counsel

Overview

Drew McElligott's practice focuses on patent and trademark litigation, representing leading companies in the pharmaceutical and medical device sectors, as well as consumer products manufacturers.

Drew has had significant experience at all stages of federal district court litigation and has developed experience in complex case management, coordination of global discovery efforts, Markman strategy and briefing, and the selection and preparation of expert witnesses. Drew has also gained extensive experience briefing and arguing inter partes reviews, before the United States Patent and Trademark Office.

He has also co-authored multiple scientific articles in medical and cardiology publications, and published article on licensing-related issues for the International Trade Commission Trial Lawyers’ Association.

Before practicing law, Drew worked for four years at the Loyola University Cardiovascular Institute conducting scientific research and gaining expertise in a variety surgical and diagnostic procedures and techniques. Drew now applies the strong analytical and creative problem-solving skills that he honed in the laboratory to helping his clients protect their innovations and achieve their long-term goals.

Career & Education

    • Loyola University Cardiovascular Institute
      Research Assistant I and Lead Technician, February 2008–August 2011
    • Loyola University Cardiovascular Institute
      Research Assistant I and Lead Technician, February 2008–August 2011
    • University of Notre Dame, B.S., 2007
    • University of Illinois Chicago School of Law, J.D., 2014
    • University of Notre Dame, B.S., 2007
    • University of Illinois Chicago School of Law, J.D., 2014
    • Illinois
    • U.S. Patent and Trademark Office (USPTO)
    • Illinois
    • U.S. Patent and Trademark Office (USPTO)
  • Professional Activities and Memberships

    • The Copyright Society of the USA
    • Phi Alpha Delta Legal Fraternity
    • The Order of John Marshall
    • Board Member, Trial Advocacy and Dispute Resolution Honors Council

    Professional Activities and Memberships

    • The Copyright Society of the USA
    • Phi Alpha Delta Legal Fraternity
    • The Order of John Marshall
    • Board Member, Trial Advocacy and Dispute Resolution Honors Council

Andrew's Insights

Client Alert | 3 min read | 11.20.25

Design Patent Application Drawings & Prosecution History Must Be Clear (Merely Translucent Won’t Suffice!)

Design patents offer protection for the ornamental appearance of a product, focusing on aspects like its shape and surface decoration, as opposed to the functional aspects protected by utility patents. The scope of a design patent is defined by the drawings and any descriptive language within the patent itself. Recent decisions by the Federal Circuit emphasize the need for clarity in the prosecution history of a design patent in order to preserve desired scope to preserve intentional narrowing (and to avoid unintentional sacrifice of desired claim scope)....

Recognition

  • The Best Lawyers: Ones to Watch–Intellectual Property Law, 2021
  • Hon. Howard T. Markey Distinguished Scholar, 2011–2014
  • The John Marshall Review of Intellectual Property Law: Lead Articles Editor

Andrew's Insights

Client Alert | 3 min read | 11.20.25

Design Patent Application Drawings & Prosecution History Must Be Clear (Merely Translucent Won’t Suffice!)

Design patents offer protection for the ornamental appearance of a product, focusing on aspects like its shape and surface decoration, as opposed to the functional aspects protected by utility patents. The scope of a design patent is defined by the drawings and any descriptive language within the patent itself. Recent decisions by the Federal Circuit emphasize the need for clarity in the prosecution history of a design patent in order to preserve desired scope to preserve intentional narrowing (and to avoid unintentional sacrifice of desired claim scope)....

Andrew's Insights

Client Alert | 3 min read | 11.20.25

Design Patent Application Drawings & Prosecution History Must Be Clear (Merely Translucent Won’t Suffice!)

Design patents offer protection for the ornamental appearance of a product, focusing on aspects like its shape and surface decoration, as opposed to the functional aspects protected by utility patents. The scope of a design patent is defined by the drawings and any descriptive language within the patent itself. Recent decisions by the Federal Circuit emphasize the need for clarity in the prosecution history of a design patent in order to preserve desired scope to preserve intentional narrowing (and to avoid unintentional sacrifice of desired claim scope)....