ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,326, issued on April 21.

"Unmanned aerial vehicle with integrated paintball projectile system and method for use" was invented by Henry Hardy Perritt Jr. (Charlottesville, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An unmanned quadcopter aircraft system integrated with a pneumatic paintball projectile launching mechanism for recreational and training applications. The system includes a compressed gas powered single-shot paintball launcher with gravity-fed ammunition hopper, mechanical counterweight recoil compensation, and multiple electronic safety systems. GPS-based geofencing prevents firing in restricted zones, while altitude sensors pr...