US Patent Issued to Deltona Innovations on Oct. 28 for "Screw closure having captively connected screw cap" (Swiss Inventor)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,392, issued on Oct. 28, was assigned to Deltona Innovations AG (Switzerland).

"Screw closure having captively connected screw cap" was invented by Werner Dubach (Maur, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A captive screw closure with a tamper-evident band a screw cap captively connected thereto is disclosed. The screw closure includes an outer surface with an internal thread and an upper surface. The mechanical strain on the retaining bands are substantially reduced. This is achieved by the screw closure having at least one pulling element which permits a pure axial longitudinal movement of the screw cap to the tamper-evident b...