ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,914, issued on May 5, was assigned to SAFT (Levallois-Perret, France).

"Method for determining the service life of an electrochemical cell of a battery in real time" was invented by Sebastien Laurent (Merignac, France), Sebastien Benjamin (Leognan, France), Isabelle Sourmey (Boivre-la-Vallee, France), Romain Cayzac (Beruges, France), Willy Prodhomme (Amberre, France) and Nicolas Paquin (Paris).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for determining the lifetime of an electrochemical element of a battery in real time as a function of a determined application, applicable in the field of primary type batter...