ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,041, issued on Nov. 25, was assigned to RC1 Engineered Solutions (Dickson, Tenn.).

"Cattle rub oil applicator" was invented by Roger Chester (Dickson, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device to apply backrubber solution on a livestock backrubber or strips is disclosed. The device may include a U-shaped elongated tube having a tube proximal end and a tube distal end. The device may further include a first end cap located at the tube proximal end and a second end cap located at the tube distal end. Each of the first end cap and the second end cap comprises a cut-out configured to removably attach the device to the livestock backr...