Emily R. Whelan


  • Chair, Intellectual Property Department

Ms. Whelan's practice includes Patent Office practice, litigation, and counseling in the field of life sciences, including chemistry, biotechnology and pharmaceuticals. Her experience includes patent strategy across the spectrum from pre-litigation investigation and litigation, to Patent Office post-grant proceedings including inter partes review and reexamination, to analysis of the competitive landscape and IP due diligence, as well as obtaining patent protection and portfolio management.

Practice highlights include being part of teams involved in:

  • Representing innovator pharmaceutical companies in ANDA, biosimilars, and other patent litigation involving pharmaceutical and biotechnology patents;
  • Inter partes review of patents in pharmaceutical and semiconductor fields;
  • Patent prosecution and reexamination of patents in chemical technologies, including new battery materials;
  • IP due diligence and analysis of competitor patents in pharmaceutical, biotechnology, medical device and food industries; and
  • Managing patent portfolios including small molecules, pharmaceutical formulations, and treatment methods for pharmaceutical companies.

Professional Activities

Ms. Whelan is a member of the Board of Governors of the Boston Patent Law Association. Ms. Whelan is also a member of the PTAB Bar Association and the American Intellectual Property Law Association.


  • Ms. Whelan was named to Boston Magazine’s Top Lawyers list in 2022 in the area of Intellectual Property Rights.
  • Named a 2022 "Top Woman of Law" by Massachusetts Lawyers Weekly.
  • Recognized by Diversity Journal as a 2022 Woman Worth Watching in Leadership.
  • Selected by peers for inclusion in the 2023–2024 edition of Best Lawyers in America for patent law.
  • In 2020-2023, Ms. Whelan was recognized as an IP Star by Managing IP, a guidebook that identifies leading IP lawyers in the United States.
  • Ms. Whelan was named a leading practitioner in patent law (litigation and prosecution) in 2022 and 2023 by IAM Patent 1000: The World's Leading Patent Practitioners.
  • Ms. Whelan was named among the Top 50 Women in PTAB Trials in 2019 and 2021 by the PTAB Bar Association.
  • Ms. Whelan was named to the "Top Women Attorneys in Massachusetts Rising Stars" list in the April 2016 and 2017 issues of Boston Magazine.
  • Ms. Whelan was named a "Massachusetts Super Lawyer' in 2018–2022.
  • Ms. Whelan was selected as a "Massachusetts Super Lawyers' Rising Star" in 2006, 2007, 2014, 2015 and 2016.
  • LMG Life Sciences recognized Ms. Whelan as a Life Sciences Star in 2012–2022, and named her to its awards shortlists for General Patent Litigator of the Year: New England (2016, 2017) and Post-Grant Proceedings Attorney of the Year (2019).
  • Ms. Whelan is named a leading lawyer in the 2018 Life Sciences Expert Guide.
  • Named to the Lawdragon 500 Leading Litigators in America list.

Insights & News


  • Education

    • AB, Chemistry, Cornell University

      summa cum laude Phi Beta Kappa
    • JD, Harvard Law School

      cum laude
  • Admissions

    • Massachusetts

    • US Patent and Trademark Office

  • Languages

    • German