The UK has transferred intellectual property rights for the Stone Cloak electronic warfare system to Ukraine, enabling domestic production of the tablet-sized device designed to disrupt drone detection. Thousands of Stone Cloak units have already been supplied to Ukrainian forces, and the move was announced by UK Prime Minister Andy Burnham during President Zelenskyy’s London visit. Local manufacture could speed battlefield-driven improvements and shorten supply chains, but scaling output depends on industrial capacity and component availability.
UK Hands Stone Cloak IP To Ukraine — Tablet-Sized Electronic Warfare System Cleared For Local Production

Ukraine has gained the intellectual property rights to the UK-developed Stone Cloak electronic warfare (EW) system, allowing Kyiv to produce and adapt the compact, tablet-sized device domestically. The system is intended to disrupt enemy drone detection and navigation, helping Ukrainian forces blunt the effectiveness of hostile unmanned aerial operations.
British Prime Minister Andy Burnham announced the transfer while hosting President Volodymyr Zelenskyy in London, describing Stone Cloak as a proven example of British innovation that will strengthen the security of both nations.
What Stone Cloak Does
Stone Cloak is a portable EW device designed to jam or interfere with drone sensors, communications and detection systems. Thousands of units have already been supplied to Ukrainian forces, reflecting the rising role of electronic warfare as drones reshape battlefield tactics.
Why IP Transfer Matters
Transferring the intellectual property gives Ukraine the legal and technical ability to manufacture, modify and iterate the system at home. Producing Stone Cloak domestically can shorten supply chains, speed frontline-driven upgrades, and reduce reliance on external deliveries.
That potential, however, depends on Ukraine’s industrial capacity: factories must scale production, secure electronic components, and maintain quality control to sustain reliable output.
Broader Cooperation And Future Challenges
British officials said the agreement forms part of wider defence cooperation—covering military assistance, training and technology sharing—aimed at helping Ukraine counter increasingly common unmanned threats. As drone and counter-drone technologies evolve, ongoing development and adaptation of EW systems like Stone Cloak will be essential.
“Stone Cloak is an example of the best of British innovation, proven on the front lines, and will be crucial to safeguarding the security of both our nations,” Prime Minister Andy Burnham said.
Bottom line: The IP transfer enables faster, locally driven production and upgrades of a small but impactful EW system, but scaling up will hinge on parts, manufacturing capacity and supply-chain resilience.
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