ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,845, issued on Dec. 9.
"Trailer brake" was invented by Roger D Stafford (Mountain View, Ark.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A parking brake used on the tongue jack wheel of a boat trailer to keep the boat trailer from moving is disclosed. The parking brake attaches to a trailer tongue jack wheel assembly that is standard on most boat trailers. The disclosed brake replaces chock blocks so those do not have to be transported with the trailer."
The patent was filed on July 19, 2023, under Application No. 18/223,874.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Se...