Provides multijurisdictional counsel on IP portfolio strategy, including patent prosecution, transactions, and disputes
Focuses on biomedical engineering and life sciences technologies
Handles transactional IP matters, including transaction structuring; portfolio due diligence; and negotiation of collaboration, license, and joint venture agreements
Supports transatlantic disputes, including US district court cases, PTAB proceedings, reexaminations, EPO oppositions, and UPC litigation
Charles (Chuck) Larsen provides sophisticated multijurisdictional counsel in intellectual property (IP) portfolio strategy, including patent prosecution, transactions, and disputes, with a particular emphasis in bio medical engineering and life sciences. He is licensed to practice before the United States Patent and Trademark Office (USPTO), the European Patent Office (EPO), and the courts of England and Wales.
- Represented an emerging US orthopedic device company in preparing its utility patent portfolio for US and European enforcement
- Represented a US medical technology and other technology companies in enforcement and licensing campaigns
- Represented several emerging life sciences companies in developing IP portfolios for investment
- Chambers USA, 2026
- Best Lawyers in America, Patent Law, 2024-2027
- Managing Intellectual Property, IP Stars, Patent Star, 2023-2026
- Legal 500, Intellectual Property: Patents: Prosecution, 2025
- IAM Patent 1000 – The World’s Leading Patent Practitioners, 2024-2025
- Intellectual Asset Management (IAM) Strategy 300, Global Leaders Guide, 2024
- Intellectual Asset Management (IAM) Strategy 300, The World’s Leading IP Strategists, 2023
- Johns Hopkins University, MS, Applied Biomedical Engineering
- Duke University School of Law, JD, English Rhetoric and Composition
- Brigham Young University, MA, Chemical Engineering
- Brigham Young University, BA
- Massachusetts
- England and Wales
- US Patent and Trademark Office
- US District Court for the District of Massachusetts
- European Patent Office
- English