ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,721, issued on March 3, was assigned to Willacoochee Industrial Fabrics Inc. (Nashville, Ga.).

"High-strength isotropic woven silt fence fabrics" was invented by Kevin William Ray (Enigma, Ga.), Melissa Grace (Gulf Breeze, Fla.) and Eric Lee Booth (Nashville, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A woven silt fence fabric is configured to have: a tensile strength greater than 140 pounds per ASTM D-4632 in the machine direction (MD); a tensile strength greater than 140 pounds per ASTM D-4632 in the cross machine direction (CMD) per ASTM D-4632; and one or more parameter(s) (per an ASTM test method) in the machine direction (MD) equal or ...