ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,215,735, issued on Feb. 4, was assigned to UNI-TROLL EUROPE APS (Tommerup, Denmark).
"Coupling system" was invented by Erling Kristen Mogensen (Middelfart, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for coupling of units on a substantially rectangular load carrier with four columns arranged in its corners. The system comprises: a unit in the form of a column with a rectangular profile with four side faces; a unit in the form of an anchoring piece (3) with a substantially rectangular cross section with four side faces. The anchoring piece (3) is to be arranged on a corner of the load carrier. The anchoring piece (3) and the column (2)...