Professional Experience
Feng Xu, Ph.D. focuses his practice on complex pharmaceutical patent litigation and client counseling. He has worked on pharmaceutical cases involving patents relating to compounds, formulations, method claims and polymorphs.
Prior to joining the firm, Dr. Xu was a senior research scientist at Bristol-Myers Squibb Co. He is the leading inventor on U.S. Patent No. 6,895,340, an invention related to a method of molecular structure recognition. Dr. Xu is also a principal inventor on an innovative technology related to a configurable liquid component separation device. In addition to numerous publications on peer-reviewed journals, he has extensive research experience in drug discovery and pharmaceutical development, including drug-protein interactions, structure analysis, synthetic mechanism study, and instrument design and automation. While in law school, Dr. Xu was a member of Connecticut Journal of International Law, and published a book on Chinese legal culture.
Professional Activities
American Bar Association; American Chemical Society
Additional Publications
Alexander, A.J., Xu,F & Bernard, C (2006) "The Design of a Multi-dimensional LC-SPE-NMR System (LC2-SPE-NMR) for Complex Mixture Analysis," Magnetic Resonance in Chemistry, Vol. 44, p1-6
Xu, F. and Alexander, A. J. (2005) "The Design of an On-Line Semi-Preparative LC-SPE-NMR System for Trace Analysis," Magnetic Resonance in Chemistry (Special Issue on Hyphenated NMR Techniques), Vol.3, p776-782
Detlefsen, D; Xu, F; Hill, S.E.; Hail, M.E. (2000) "A New Gear for NMR in Pharmaceutical Research", American Pharmaceutical Review, Vol.3, pp43
Xu, F., and Cross, T.A. (1999) "Water: Foldase Activity in Catalyzing Polypeptide Conformational Rearrangements", Proceedings of the National Academy of Sciences of the United States of America, Vol.96, pp9057-9061
Xu, F., and Cross, T. A. (1998) "Changes in Polypeptide Conformer Populations Induced by the Solvent Environment", Magnetic Resonance in Chemistry, September, N36: 651-655p
Cotton M, Xu, F and Cross, T.A.(1997) " Protein Stability and Conformational Rearrangements in Lipid Bilayers: Linear Gramicidin, a Model System", Biophysical Journal, Vol. 73, August, 614-623p
Xu, F., Wang, A., Vaughn, J.B., and Cross, T.A. (1996) "A Catalytic Role for Protic Solvents in Conformational Interconversion", Journal of the American Chemical Society, Vol.118, N38:9176-9177
Xu. F (2005), "The Law of China, Dancing with the Dragon in the 21st Century," The Graduate Group, Hartford, CT
Representative Cases
Daiichi Sankyo Company, Ltd., et al. v. Mylan Pharmaceuticals, Inc. et al.
Fed. Cir 2010
Daiichi Sankyo Company, Ltd., et al. v. Mylan Pharmaceuticals, Inc. et al.
D.N.J., 2009
Publications
Describing Written Description: The Implications of Ariad
China IP Magazine
June 2010
Events
Electrical & Mechanical Engineering Patent Conference
Wolters Kluwer-Shenzhen, China
Recent U.S. Patent Decisions and Their Significance to Chinese Companies
October 19-20, 2011
Contrasting Patent Invalidation in China with Patent Re-Examination in the US: Alternative Solutions to Litigation When Being Sued
American Conference Institute
Fitzpatrick Sponsoring 2nd Advanced China IP Counsel Forum
January 19, 2011
5th Annual Conference on Corporate Intellectual Property in China 2010
LexisNexis
Fitzpatrick partners spoke at Shanghai IP conference
April 22-23, 2010