20191001_CCVL_Mosby27_HRES5x7 for website

Email: hobrien@carlsoncaspers.com

Phone: 612.436.9653

Hannah Mosby O’Brien practices intellectual property law with a concentration on patents, freedom to operate (FTO), trade secrets, licensing, trademark issues, and internet domain disputes.

Hannah advises clients on complex intellectual property and patent litigation with a focus on biomedical and life sciences products and services, including pharmaceuticals, medical devices, and agribusiness.

As an undergraduate, Hannah was an Honors Program Intern for the Federal Bureau of Investigation (FBI) in Maryland and South Carolina. When she was in law school in Minnesota, Hannah was a research assistant engaged in health, science, and bioethics law and participated in LawSeq, a project conducted by the University’s Consortium on Law and Values. She clerked for two Minnesota law firms before entering private practice.

When she isn’t working, Hannah likes to try new recipes with her husband, play guitar, and spend time with her pets.


University of Minnesota Law School
J.D., cum laude, Articles Editor—Journal of Law, Science, & Technology

Clemson University, Clemson, SC
B.S., Genetics, Calhoun Honors College—Genetics and Biochemistry Departmental Honors Distinction


Minnesota Supreme Court
U.S. District Court for the District of Minnesota
U.S. Court of Appeals for the Federal Circuit


Hannah Mosby O’Brien, Note, Biotechnology’s Great Divide: Strengthening the Relationship Between Patent Law and Bioethics in the Age of CRISPRCas9, 19 Minn. J.L. Sci. & Tech. 565 (2018).