Patent Litigation | Hatch-Waxman | Inhaler Devices

Specialties & Experience of this Expert Witness

Additional Information

Matthew Sarkar brings a rare combination of insider industry experience and expert witness credentials to Hatch-Waxman patent litigation involving inhaled drug delivery and respiratory device technology. As a co-founder of the device business acquired by Vectura plc — one of the UK's leading inhaled therapeutics companies — he led the development of novel inhalation devices from concept through clinical trials, and subsequently took strategic responsibility for Vectura's device IP portfolio, managing licensing, due diligence, and technology transfer across the respiratory sector. He is a named inventor on more than 20 granted patent families in medical and drug delivery technology, giving him direct, first-hand insight into the inventive process that is central to patent validity and infringement analysis. Mr Sarkar has provided expert analysis in Hatch-Waxman litigation involving inhaler technology, breath actuation, and dose counter mechanisms. His technical expertise spans the full device lifecycle — from concept and industrial design through engineering development, clinical programmes, regulatory submission, and IP prosecution — and is grounded in nearly three decades of hands-on practice across respiratory, orthopaedic, and digital medicine. He holds a First Class degree in Mechanical Engineering from Imperial College London, a Master of Design in Industrial Design Engineering from the Royal College of Art, and a Postgraduate Certificate in IP Law from Brunel University. Mr Sarkar is a Senior Associate of the Royal Society of Medicine and a Trustee of the Cambridge Museum of Technology. ________________ Core expertise ● Patent litigation support and expert consulting (Hatch-Waxman, device patents) ● Medical device engineering and inhalation technology ● Intellectual property, licensing, and due diligence ● Drug-device combination products