ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,042, issued on Aug. 26, was assigned to ESSITY HYGIENE AND HEALTH AKTIEBOLAG (Gothenburg, Sweden).

"Data logger unit, sensor unit, absorbent article management system and identification method" was invented by Henrik Pettersson-Falk (Harryda, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to data logger units, sensor units, and in particular those which are suitable for sensing the hygienic state of an absorbent article. The present disclosure also relates to a method of identifying a sensor unit for an absorbent article performed by a data logger unit adapted to cooperate with the sensor unit, as well as an abso...