Utility cart
Patent 5028060 Issued on July 2, 1991. Estimated Expiration Date: 
September 12, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 12, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1204791 3810649 InventorApplicationNo. 581560 filed on 09/12/1990US Classes:280/39, Longitudinal axis280/30, Convertible280/47.34, Stable vehicles, handle-propelled280/87.01, Coasters280/641, Transverse axisD34/17Stable (4)ExaminersPrimary: Kashnikow, AndresAssistant: Johnson, Brian L. Attorney, Agent or FirmForeign Patent References
International ClassB62B 003/02AbstractA cart having a load receiving box supported by a rectangular frame inset within the box lower perimeter. End members of the frame swingably carry front and rear axle frames while side members of the frame swingably carry struts which engage the axle ends to retain some in a deployed position. The axle frame and struts are upwardly repositionable adjacent the box ends and sides, subsequent to wheel removal, to collapse the cart for storage or for carrying in a vehicle. A U-shaped handle has lower ends detachably mounted to a box end wall by a pair of sleeve structures. | |
