Dr. Rengifo is active in all aspects of patent prosecution and counseling, including drafting and prosecuting domestic and international patent applications, preparing responses to office actions, conducting examiner interviews, and performing patent due diligence in a wide range of technologies. He also assists in post-grant proceedings. Dr. Rengifo routinely works with in-house counsel, scientific officers, inventors, and corporate businesspeople to identify and protect the intellectual property of the client.

As a graduate student at the Emory Laney Graduate School, Dr. Rengifo designed and developed metalloamyloid nanostructures, focused on understanding the rational design of supramolecular assemblies, and developed techniques to capture and model the early stages of assembly for supramolecular constructs under advisor Dr. David G. Lynn. He also served as mentor for SURE, GSMST, and SIRE students, and graduate teaching assistant in general and organic chemistry. Dr. Rengifo was an associate in research and research assistant while attending Duke University where he co-authored a paper on mapping the surface of melanosomes under advisor Dr. John D. Simon. While at Duke University, Dr. Rengifo also founded and chartered a peer reviewed academic journal, Neurogenesis: Journal of Undergraduate Neuroscience, that showcases and promotes undergraduate student contributions to the field of neuroscience. In law school, Dr. Rengifo was Editor-in-Chief and founder of the Notre Dame Journal on Emerging Technologies.

Dr. Rengifo was honored as an "Atlanta Pro Bono Attorney of the Year" in 2023 by the Tahirih Justice Center for his leadership in supporting courageous immigrant survivors fleeing violence.

Dr. Rengifo’s native language is Spanish.