ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,380, issued on April 8, was assigned to Wonderland Switzerland AG (Steinhausen, Switzerland).

"Misuse preventing mechanism and rotatable child safety seat" was invented by Zong-Wang Cui (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A misuse preventing mechanism (1) is disposed on a rotatable child safety seat (100). The rotatable child safety seat has a base (13) and an installation bracket (3) coupled to the base (13) and configured to support a carrier body (2). The installation bracket (3) is capable of rotating with respect to the base (13) and has a restraining groove (31). The misuse preventing mechanism (1) includes a lock ...