About Dr. Yichen Cao
Dr. Yichen Cao is a registered patent agent and technical advisor at Amin Talati Upadhye. With a very strong background in pharmaceutical sciences and prior experience in providing litigation support in a wide range of cases, Yichen’s practice encompasses providing support in Hatch-Waxman/Paragraph IV litigation and handling patent application work. Yichen’s work has an emphasis on the chemical, pharmaceutical, nutritional, food science, and related arts.
Yichen has a Ph.D. in Pharmaceutical Sciences and worked in the pharmaceutical industry. He uses that knowledge to help clients, particularly in the development of drug formulations, pre-formulation evaluation of drug products, peptide synthesis and purification, spectroscopic characterization of drug molecules, and construction of mathematical models for the prediction of drug properties.
Prior to joining ATU, Yichen worked for more than six years at another law firm where he honed his experience in various stages of Hatch-Waxman litigation, including substantive pre-trial research, in-depth analysis during litigation, and assisting expert witnesses to develop invalidity and non-infringement theories. In addition, Yichen has considerable experience in prior art search and analysis and in freedom-to-operate assessment. Yichen also provides assistance for preparing opinions of counsel in the pharmaceutical, chemical, and related fields.