ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,142, issued on March 25, was assigned to Eaton Intelligent Power Ltd. (Dublin).

"System and method for reducing the concentration of fuel vapor in the ullage of a fuel tank" was invented by Matthew Darren Jones (Fareham, Great Britain) and Subrata Sarkar (Maharashtra, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates generally to a system for removing fuel from a mixture of air and fuel vapor in an ullage space of an aircraft fuel tank. The system includes a compressor for drawing the mixture of air and fuel vapor from the ullage space and directing the mixture of air and fuel vapor through a heat exchanger where t...