Shock-absorbing ski pole grip
Patent 4061347 Issued on December 6, 1977. Estimated Expiration Date: 
December 6, 1994. 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.
December 6, 1994. 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 2478667 3486515 InventorsAssigneeApplicationNo. 691718 filed on 06/01/1976US Classes:280/821, Hand grip280/816CombinedExaminersPrimary: Mitchell, David M.Attorney, Agent or FirmInternational ClassA63C 011/22AbstractA shock-absorbing ski pole grip is provided that includes a return spring, a retaining element or screw for holding a piston, cylinder and shaft to a grip, and a piston that is movably mounted in a cylinder on the upper end of the ski pole shaft. | |
