ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,968, issued on Sept. 8, was assigned to RITTAL GMBH & Co. KG (Herborn, Germany).

"Cable duct for the automated wiring of an electrical control or switching system" was invented by Ralf Weller (Driedorf, Germany), Kevin Jung (Haiger, Germany) and Andreas Michael Bachler (Haiger, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cable duct for the automated wiring of an electrical control or switching system, wherein the cable duct has a bottom for mounting on a base and two parallel side walls which are each formed by a plurality of tongues extending perpendicularly from the bottom, wherein adjacent tongues of the same side wall have between t...