ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,891, issued on June 24, was assigned to Royalty Bugaboo GmbH (Zug, Switzerland).

"Foldable stroller, foldable bassinet, foldable seat, stroller and stroller and luggage system" was invented by Marco Willem Hendricus Nieuwenhuizen (Zug, Switzerland), Mattijs Hogeland (Zug, Switzerland) and Daan Jans Vos (Zug, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a foldable stroller, having a foldable chassis movable between an unfolded condition and a folded condition, a foldable bassinet or seat supported by the foldable chassis and movable between an unfolded condition and a folded condition, and which has a support surface on whic...