ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,943, issued on Nov. 18, was assigned to Nite Ize Inc. (Boulder, Colo.).

"Systems and methods for a key optimized double gated carabiner" was invented by Gregory M. Adelman (Boulder, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A carabiner includes a carabiner body having a first opening, a first gate coupled to the carabiner body, the first gate configured to open and close the first opening, and a second gate coupled to the carabiner body, the second gate, when closed, defining a first area and a second area and, when opened, providing a second opening to the second area. The first gate, when opened, provides a first opening to the first ar...