Patent 11417243 was granted and assigned to American Greetings on August, 2022 by the United States Patent and Trademark Office.
A pop-up structure with a lock mechanism that functions to retain the pop-up structure in an unfolded or fully erect configuration. The lock mechanism contains a base panel, main panel, locking tab and one or more stopper mechanisms. The lock mechanism interacts with the pop-up structure and is mainly contained within a cavity of the pop-up structure. The lock mechanism can be accessed through an opening in a base. Users may move a lock tab clockwise to retain the pop-up structure in an open position and then move the lock tab counterclockwise to close the pop-up structure.