ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,767,201, issued on Oct. 20, was assigned to Carlson Pet Products Inc. (Burnsville, Minn.).

"Push pull wagon" was invented by Shannon R. Bickel (Lakeville, Minn.) and Daniel J. Folk (Hammond, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wagon that includes an open and operating state and a closed and compact state, first and second front wheels, first and second rear wheels engaged to the frame, a front handle, a rear handle, a front frame portion, a rear frame portion, a first side frame portion, a second side frame portion, a bottom frame portion, and a flexible receptacle between the frame portions. Certain frame portions are adjacent to each...