US Patent Issued to OPACMARE on Aug. 11 for "Door having at least one sliding sash and one hinged sash" (Italian Inventor)

ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,014, issued on Aug. 11, was assigned to OPACMARE S.P.A. (Rivalta di Torino, Italy).

"Door having at least one sliding sash and one hinged sash" was invented by Michele Grimaldi (Piossasco, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a door which has a first sash, at least a second sash slidable along rails, and at least one automatic fastening device for automatically fastening the at least one second sash to the first sash when the at least one second sash reaches an engagement position with an abutment part of the first sash. A control system moves the rails relative to frame cross-pieces between a forward position in which th...