Elliot C. Mendelson, Ph.D.
Phone: 312-857-6867 (Direct)
Email: ecm@mendelson-ip.com

Practice Areas
Opinions and Counseling, including validity, infringement, clearance, freedom to operate, due diligence, and ANDA notice letters.
Intellectual Property Litigation
Patent drafting and prosecution

Practice primarily directed to the Pharmaceutical, Biopharma, Medical Device, and Chemical arts including: Small Molecules, Antibodies, Biologics, Blood Products, Drug Discovery, Gene Therapy, Modified Crops, Separation/Purification processes, and Vaccines.

2000 – Delaware
1998 – Registered to practice before U.S. Patent and Trademark Office

Dr. Mendelson founded Mendelson IP in 2009. His practice focuses on patent prosecution, strategic portfolio management, opinions and counseling, due diligence, and intellectual property litigation.

Over the course of his career, Dr. Mendelson has been involved in invalidity, infringement, and inventorship litigations related to some of the most important pharmaceutical and biological products on the market today. He has also managed the freedom to operate work for one of the largest and most historic collaborations between a pharmaceutical company and a biotech company.

Dr. Mendelson was previously an attorney at the Chicago, IL firm Rakoczy Molino Mazzochi Siwik LLP and Marshall Gerstein & Borun LLP. Before that, Dr. Mendelson was an associate at the Wilmington, DE office of Connolly Bove Lodge & Hutz LLP..

Dr. Mendelson received his J.D. from Georgetown University Law Center. While attending law school, he worked full-time as a Law Clerk/Patent Agent at Washington, DC office of Howrey & Simon.

Immediately prior to entering the legal profession, Dr. Mendelson worked as a Clinical Research Specialist drafting Investigational New Drug Applications (INDs) for the Regulatory Affairs Branch of the National Cancer Institute.

Dr. Mendelson received his B.S. in Biology from S.U.N.Y at Binghamton. He went on to receive his Ph.D. in Microbiology from the University of Virginia, where his research focused on mechanisms of viral assembly.


Following his doctorate at the University of Virginia, Dr. Mendelson went on to two postdoctoral positions; first as a Postdoctoral Research Associate at Purdue University Cancer Center and then as a Postdoctoral Fellow at the Georgetown University School of Medicine.