ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,437,591, issued on Oct. 7, was assigned to ESSITY HYGIENE AND HEALTH AKTIEBOLAG (Gothenburg, Sweden).

"Controlling of a lock unit for hygiene equipment" was invented by Robert Kling (Gothenburg, Sweden) and Per Moller (Borlange, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to data collection comprising the receiving of inbound data from a hygiene equipment, the inbound data indicating a filling status of the hygiene equipment acquired by a data acquisition unit of the hygiene equipment, and comprising the transmitting of outbound data to the hygiene equipment, the outbound data changing a behaviour with regard to a ...