ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,274, issued on Jan. 27, was assigned to Sonoco Development Inc. (Hartsville, S.C.).
"Sprinkler with tamper evident feature" was invented by Daniel Dobler (Munsingen, Germany) and Patrick Pfriem (Leipzig, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sprinkler assembly for a flowable product container includes a sprinkler base and a sprinkler disk rotatably coupled to the sprinkler base. The sprinkler base includes a tongue defined by a shear area and a tongue hinge, with the tongue extending upward when the shear area is unbroken, and partially detached and rotatable to an open position when force is applied to break the shear area. The s...