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, conducting due diligence, and preparing and filing requests for patent term adjustment (PTA) and patent term extension (PTE).
Specifically, Andrew’s practice focuses on:
- Small molecule drugs
- Pharmaceutical compositions
- Ophthalmic compositions
- Synthetic preparation
- Methods of treatment
- Drug delivery
- Dosage forms
- Polymorphs
- Agrochemicals
- Glass Compositions
Andrew also conducts post-grant proceedings and represented the patent owner in Takeda Pharmaceutical Company v. Array BioPharma Inc., IPR2015-00754.
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, has been an Adjunct Professor at George Mason University Antonin Scalia Law School, has organized and moderated many webinars on chemical and pharmaceutical patent law, and has been the President of the Patent Lawyers Club of Washington.
Prior to entering private practice, Andrew was a Patent Examiner with the United States Patent and Trademark Office where he examined patent applications directed to heterocyclic organic chemistry.
When not practicing law, Andrew enjoys spending time with his wife and two children, cycling, grilling, full court basketball, and rooting for his hometown St. Louis Cardinals and the Mizzou Tigers.