ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,297, issued on March 24, was assigned to DEVIALET (Paris).

"Method of synchronizing a main slave clock with a main master clock" was invented by Guillaume Etorre (Le Vesinet, France), Didier Colin (Paris), Pete Sedcole (Boulogne-Billancourt, France) and Eduardo Mendes (Chabeuil, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of synchronization of a slave master clock of a set of slave equipment with a master main clock of a set of master equipment, on the basis of a common time base, including receiving, by the master equipment and by the slave equipment, clock pulses from the common time base, performing, from the master equipment ...