ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,174, issued on June 3, was assigned to INVENTIO AG (Hergiswil, Switzerland).

"Sliding door system for installing into a building wall, and method for servicing a sliding door system" was invented by Jonas Vonaesch (Lucerne, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sliding door system includes a sliding door having a first door leaf, a second door leaf and a pivoting mechanism, and a housing for installing into a building wall. The sliding door mounted in the housing is displaceable beyond opposed first and second door openings of the housing. The pivoting mechanism converts a displacement movement of the sliding door into a pivoti...