Freistein, Andrew

Andrew Freistein is a Partner in Wenderoth’s pharmaceutical and chemical practice group. His practice includes drafting and prosecuting patent applications in the chemical and pharmaceutical arts, providing infringement and invalidity opinions, and preparing and filing requests for patent term adjustment (PTA) and patent term extension (PTE). Andrew’s practice focuses on small molecule drugs, pharmaceutical compositions, synthetic preparation, methods of treatment, drug delivery, dosage forms, polymorphs, agrochemicals and glass compositions.  Andrew is an active member of the patent bar. He has been a delegate of the AIPLA IP Practice in Japan Committee’s trips to Tokyo and Osaka, Japan, an Adjunct Professor at George Mason University Antonin Scalia Law School, an organizer and moderator many webinars on chemical and pharmaceutical patent law, and a President of the Patent Lawyers Club of Washington. Prior to entering private practice, Andrew was a Patent Examiner with the USPTO where he examined patent applications directed to heterocyclic organic chemistry. Andrew earned a law degree from the University of Missouri-Kansas City and a bachelor’s degree in chemistry from the University of Missouri-Columbia.