LAUREN KATZEFF is a litigator with deep knowledge of the complex intellectual property and regulatory challenges facing pharmaceutical and technology clients. As a member of Sidley’s Global Life Sciences group, she leverages her scientific background to counsel manufacturers of biologics and small molecules—from major brands to pre-clinical and clinical stage companies—as well as biotechnology, medical device, and consumer electronics corporations.
Lauren has significant experience in all stages of high-impact intellectual property proceedings before U.S. district courts, the U.S. Patent & Trademark Office, the International Trade Commission, and the Federal Circuit. Clients rely on her courtroom experience—which includes presenting and cross-examining fact and expert witnesses in jury and bench trials, as well as arguing at Markman, evidentiary, and discovery hearings—and the depth of her analysis in preparation for litigation. Lauren’s litigation strategy is rooted in her understanding of the broader landscape of issues surrounding drugs, biotechnology, and devices. Her practice includes portfolio and pipeline assessment and planning; regulatory counseling; diligence advice in high-value transactions; and representation in internal and government investigations involving healthcare and intellectual property issues.
Before practicing law, Lauren spent several years working in the Pediatric Blood & Marrow Transplant Program and the Carolinas Cord Blood Bank at Duke University Medical Center, generating umbilical cord blood transplants for patients’ use worldwide. She has undergraduate degrees in Biochemistry and Biological Sciences.