eVTOL Patent Dispute Escalates Competition Between US and UK Developers

Archer Aviation filed a patent infringement lawsuit against rival eVTOL developer Vertical Aerospace, alleging that Vertical’s Valo aircraft copies protected elements of Archer’s Midnight design. The complaint was filed in the US District Court for the Eastern District of Texas on February 23, 2026. According to AeroTime, Vertical rejected the allegations and will defend the case vigorously. The lawsuit escalates competition between two prominent eVTOL developers racing toward certification and commercial service.