ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,187, issued on Dec. 30, was assigned to Luciana Christina Manfrinato Cambria (Curitiba, Brazil).
"Submersible stern platform provided with openings for recreation" was invented by Filippo Cambria (Curitiba, Brazil).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a submersible stern platform (100) equipped with openings for recreation, comprising an opening (150), one or more secondary openings (160) preferably arranged along the vicinity of the opening (150), the opening (150) being reversibly closed by a gate (151) and the secondary openings (160) being reversibly closed by one or more secondary gates (161)."
The pat...