ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,410,606, issued on Sept. 9, was assigned to RENTOKIL INITIAL 1927 PLC (Great Britain).
"Expansion joint" was invented by Mark Brown (Prestatyn, Great Britain) and Craig Alan Jones (Prestatyn, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "An expansion joint for providing a rodent-proof barrier. The expansion joint comprises an elongate core formed of a resiliently deformable material, and a flexible sheath of a barrier material covering at least a part of the elongate portion of the elongate core. The elongate portion of the elongate core is compressible in a direction perpendicular to a line between the first and second ends of the elong...