Invalidity Expert Witnesses

Invalidity expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on invalidity. The invalidity expert witness listings on this page are typically from fields/areas of expertise such as: Chemistry & Chemicals, Mechanical Engineering, Pharmaceutical Research, and Products Liability.

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David J Augeri, PhD

Pharmaceutical IP Litigation Expert Witness

DJ AUGERI PHARMA CONSULTING, LLC

Princeton, New Jersey
Chemistry & Chemicals, Pharmaceutical Research - Synthetic Organic/Medicinal Chemistry, ANDA Expert Witness, DPP4 SGLT2 ANDAs, Hatch-Waxman, Obviousness, Enablement, Infringement, Invalidity, Paragraph IV Certificate, Patent IP and Litigation, Osimertinib EGFR, GLP-1 agonists, Sitagliptin, Saxagliptin, Dapagliflozin, venclexta bcl2, btk Ibutinib, Adagrasib KRASG12C, FLT3, POSITA
–Current Practice- Expert Witness at DJ Augeri Pharma Consulting, LLC practicing in Expert Witness/Expert Consultant in Princeton, New Jersey since 2016 –Expert Consultant/Witness handling18 Cases in US and Canadian Federal Court, Oncology, Diabetes; DPP4 and SGLT2 ANDAs - (Hatch/Waxman - 2 tenets of obviousness est. 2012; mostly for SGLT2 and DPP4 Reports written in academic style of Chemical Reviews or Acts of Chemical Research. Discovery, depositions, testimony. consulting, handling 18 cases in US Fed Court as both Expert Chemistry Consult and Expert Witness - 3 depositions in last 4 years and 3 testimonies in last 4 years. –Education-NIH Postdoc in Natural Product Chemistry, Princeton University 1995 and PhD in Synthetic Organic Chemistry University of California-Irvine 1993 Partial Case History: • Amgen Canada Inc. & Onyx Therapeutics Inc. v. Dr. Reddy's Laboratories Ltd. 2024, AitkenKlee Expert Witness •. Shionogi, Hoffmann-La Roche, and Genentech vs. Norwic...
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Randall King, PhD, PE

Mech Engineer, Patents, Products Liability, Design

King Professional Engineering, Inc.

DALLAS, Texas
Mechanical Engineering, Products Liability - Patents, products liability, machinery design, failure analysis, design defects, 15 US patents + 6 int'l patents, Oilfield, industrial accidents, pumps, valves, consumer products, mechanical equipment failures, inventorship, infringement, invalidity, manufacturing defects, piping, compressors, Agricultural accidents, Drilling
Dr. King is a licensed professional engineer with a Ph.D‭. ‬in mechanical engineering‭: 40+ ‬years experience in mechanical engineering‭, ‬product design‭, research and development of high-pressure oilfield fracturing pumps and automotive components, forensic investigation‭, ‬and litigation support‭. ▪ Testified at 11 trials & 57 depositions ▪ 25 Patent, IPR, & PGR cases – 4 trials & 12 depositions ▪ 21 Patents ▪ Patent infringement, invalidity, inventorship, claim construction ▪ Products liability ▪ Design defects & manufacturing defects ▪ Failure analysis ▪ Oilfield, Industrial, Construction, & Agricultural accidents ▪ Pumps, valves, compressors, & piping ▪ Cranes, trucks, lifts ▪ Consumer products Dr. King has served as a forensic engineer for over 20 years, testifying at 11 trials and 57 depositions in state and federal courts for both plaintiff and defense. Dr. King has served on 25 patent cases, providing opinions on invalidity, infringement, inventorship, I...