ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,297, issued on Sept. 22, was assigned to Polytex Sportbelage Produktions-GMBH (Grefrath, Germany).

"Artificial turf infill with thermally treated olive pit material" was invented by Stephan Sick (Baden-Baden, Germany), Dario Grochla (Bochum, Germany) and Sven Hamann (Muehlheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An artificial turf infill comprising a thermally treated olive pit material. The thermally treated olive pit material exhibits exceptional antimicrobial resistance and biodegradation resistance in moist and humid conditions. In some embodiments, the thermally treated olive pit material comprises olive pit fragments that ...