ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,766, issued on March 3.
"Method of manufacturing storm drain markers" was invented by Albert A. Burlando (Wellington, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a storm drain marker. The marker is constructed of a stainless steel plate with a front surface centrally disposed depression and a back surface that is recessed. The front surface is coated with a porcelain frit, and overlaid with a ceramic printed decal which is fused with the porcelain frit coating. The shaped plate forming an informational marker that can withstand long term exposure to the elements."
The patent was filed on March 23, 2023, under Appli...