ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,633, issued on April 7.
"Telescoping drain" was invented by Jerry Knott (Owensboro, Ky.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A telescoping riser assembly and/or telescoping riser system can be used to drain water from an agricultural field without hindering agricultural activities performed on the agricultural field and without damaging any aspect(s) of the assembly. The telescoping drain riser assembly can include underground piping wherein a cylindrical member of the telescoping riser assembly is configured to selectively telescopically extend from and/or retract into the underground piping. The telescoping riser assembly can further com...