ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,338, issued on March 3, was assigned to United States of America as represented by the Secretary of the Air Force (Kirtland AFB, N.M.).

"Bidirectional regulating heat pipe network" was invented by Jonathan Allison (Albuquerque, N.M.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bidirectional regulating heat pipe network for a spacecraft payload temperature regulating system includes a payload having a thermal interface surfaces connected to a cool environment variable conductance heat pipe (CEVCHP) evaporator and a warm environment variable conductance heat pipe (WEVCHP) condenser to enable regulation of heat flow in or out of the payload in orde...