Portable exercising device
Patent 4603851 Issued on August 5, 1986. Estimated Expiration Date: 
July 22, 2005. 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.
July 22, 2005. 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 1931146 2820454 3434715 3566423 3627313 3634895 3641601 Pneumatic jogging platform Leg exercising device Seat cushions Patent #: 4403356 InventorApplicationNo. 06/757299 filed on 07/22/1985US Classes:482/79, FOR FOOT OR ANKLE482/51INVOLVING USER TRANSLATION OR PHYSICAL SIMULATION THEREOFExaminersPrimary: Apley, Richard J.Assistant: Welsh, J. David Attorney, Agent or FirmInternational ClassA63B 69/00 (20060101)AbstractAn exercise unit for in-place exercising includes a unitary structure having a common base member with upwardly directed pads separated by a common groove, each pad terminating in an upper foot-engaging ribbed surface surrounded by a raised ledge and generally convex sidewalls and end walls which slope downwardly from the upper ribbed surfaces into the base so as to more effectively control the resistance through compression of the pads when various exercises are performed. | |
