ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,982, issued on May 26, was assigned to WONDERLAND SWITZERLAND AG (Steinhausen, Switzerland).

"Base assembly and child safety seat" was invented by Kun Zhang (Guangdong, China) and Xiaolong Mo (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a base assembly including a base; a sliding element telescopically arranged on the base; a supporting leg which is pivotably connected to the sliding element and extended and retracted along with the sliding element, and which has an unfolded position when in use and a folded position when not in use; and a supporting leg retractable structure, which actuates the sl...