Patent Validity Expert Witnesses

Fort Smith, Arkansas

Engineering, Intellectual Property - Mechanical Engineering Expert, Intellectual Property, Patent Validity, Human Factors Expert, Product Liability, Mechanical Design Expert Witness, Patent Litigation, Safety, Patent Infringement Expert, Industrial Engineering Expert

Dr. David C. Paulus is a nationally recognized expert in mechanical engineering, human factors, and product design, with over two decades of academic, research, and litigation consulting experience. He holds a Ph.D. in Mechanical Engineering from Colorado State University, complemented by a Master’s in Industrial Engineering and a Bachelor's in Mechanical Engineering from the University of Tennessee. He currently serves as a Professor of Practice and Director of Graduate Programs in Engineering and Operations Management at the University of Arkansas, Dr. Paulus is a Professional Engineer (PE) and Certified Human Factors Engineering Professional (CHFEP). Dr. Paulus offers an exceptional blend of technical depth and legal acumen, having served as an expert witness in over 30 product liability and patent litigation matters, including high-profile cases involving Peloton, Big Ass Fans, ICON Health & Fitness, and Mad Dogg Athletics, among others. His expert testimony spans federal and ...

Gaithersburg, Maryland

Intellectual Property - Administrative Patent Judge, Claim Construction, Post Grant Review, Ex Parte Appeals, PTAB, Patent Eligible Subject Matter, Patent Law, Post Grant Review, Inter Partes Review, Obviousness, Software Patents, Mechanical Devices, Patent Validity, Anticipation, Patent Law, Patents, Patent Invalidity, Indefinteness, Business Method Patents

Amee A. Shah is a former Administrative Patent Judge at the USPTO's Patent Trial and Appeal Board (PTAB), bringing nearly a decade on the bench and over 30 years of combined legal, technical, and patent expertise to her expert witness and litigation support practice. As an APJ, Judge Shah presided over and authored decisions in inter partes review (IPR) proceedings and ex parte appeals across all five PTAB technology areas — business methods, mechanical, electrical, biotechnology, and chemical — spanning technologies including data processing, graphical user interfaces, artificial intelligence, mechanical structures, computer systems, semiconductors, and medical devices. She also served as a PTAB point of contact for patent eligible subject matter under 35 U.S.C. § 101, reviewing and authoring decisions designated as informative guidance and training examiners on USPTO § 101 guidance implementation. Before joining the bench, Judge Shah spent over a decade as a USPTO Primary Examin...

Austin, Texas

Oncology, Pharmaceutical Regulation - Oncology Drug Development, Patent Validity, ICH GCP, Written description, Enablement, Obviousness, Anticipation, Pharmacology, FDA, EMA, NMPA/China, PMDA/Japan, Drug formulation, Medical Safety, Phase 1-3 Clinical Trials, Drug Product Safety, Medical Oncology, Breach of Contract - Pharma/Biotech, Commercially Reasonable Efforts, Damages

Dr. Frederick (Fred) Hausheer is a physician-scientist with over 37 years of executive leadership and management experience in US and international (EU, JP, China, others) commercial pharmaceutical research and development (Phase I-III), preclinical translational and clinical medicine, clinical pharmacology, ICH GCP compliance and commercial development strategy and risk management of novel cancer therapeutics. His commercial research and development experience includes cytotoxic agents, targeted agents, immuno-oncology therapeutics, cell therapies (BMT, CAR-T), and supportive care medicines. He is an inventor/co-inventor on more than 400 issued United States and international pharmaceutical patents, and author/co-author of more than 200 scientific/medical publications. He is an experienced former CEO and Chief Medical Officer with several biopharma companies and a former NCI-Designated Clinical Investigator, NCI-Institutional Review Board voting member, and NCI-Experimental Ther...

Charlottesville, Virginia

Artificial Intelligence, Intellectual Property - Machine learning, Generative AI, Large language models, AI governance, Claim construction, Patent validity, Prior art, Prosecution history, 37 CFR 1.132 declarations, Patent eligibility, Section 101, Cloud computing, Healthcare IT, Electronic health records, Medical device software, Expert declarations, AI Agents, Data governance

Rick Hamilton is a technical expert in artificial intelligence and machine learning systems, enterprise software and cloud architecture, healthcare technology, and patent matters, with more than 30 years of experience and a rare cross-disciplinary depth spanning production AI, healthcare IT, and intellectual property. He is a named inventor on 1,064 issued U.S. patents and was recognized as the 18th most prolific inventor in the world (USPTO / Patent & Trademark Office Society, January 2020), with an H-index of 99 and 38,000+ citations. His patent portfolio spans AI/ML, cloud computing, IoT, healthcare IT, natural language processing, and enterprise software. His career includes nearly 25 years at IBM, spanning software development, enterprise architecture, AI/IoT strategy, and intellectual property, followed by executive technology leadership as Vice President and Senior Distinguished Engineer at UnitedHealth Group and Chief Technology Officer of the Focused Ultrasound Foundation...