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Catherine Callahan



Catherine Callahan helps clients efficiently protect and leverage their intellectual property assets through patent prosecution. A chemistry major in college, Catherine leverages her technical background to understand client’s products and inventions and devise compatible patent strategies. Catherine demonstrates an ability to work on a variety of subject matters in her prosecution work and has experience in a range of industries. From agricultural, chemical, medical device, to mechanical patents, she effectively serves clients in obtaining and protecting a variety of technologies.

Prior Experience

As an undergraduate student, Catherine gained invaluable experience working in a lab at UMass Boston researching toxicity in invertebrates. Skills learned during her undergrad served Catherine well in law school where she served as a graduate research assistant at Indiana University Maurer School of Law. In this role she supported professors in intellectual property research. She also dedicated multiple years to working in the Maurer IP Clinic helping individuals and small clients receive IP legal aid.

Personal Interests

Catherine likes to spend her free time running with her Australian Shepherds, Bindi and Gus, or sailing with her father. Her favorite time of year is the fall/winter season—Catherine prefers the cold to the heat. You can find her outdoors even on the coldest days.

Related Legal Services


Bar Admissions

U.S. Patent and Trademark Office

Court Admissions

U.S. District Court for the Northern District of Indiana
U.S. District Court for the Southern District of Indiana


Indiana University Maurer School of Law
J.D. IP Theory (editor-in-chief) (2021)

Indiana University, Bloomington
Bachelor's Degree in Chemistry (2018)

Leadership & Community

Professional Associations

  • S. J Plager Intellectual Property American Inn of Court

Firm Leadership

  • Faegre Drinker Diversity Collective — Member, 2021-present
  • Faegre Drinker Black Associates Group — Member, 2021-present
  • Faegre Drinker Law School Diversity Ambassador — 2021-present


  • Faegre Drinker — Pro Bono Honor Roll, 2022-23
Awards Methodology
No aspect of these recognitions has been approved by the highest court of any state.
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