Spinner with continuous 3-fold symmetry for multiple utilitarian, educational and ornamental uses
Patent 6524073 Issued on February 25, 2003. Estimated Expiration Date: 
August 31, 2021. 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.
August 31, 2021. 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 3306588 Moebius shaped mixing accessory Patent #: 5411330 InventorAssigneeApplicationNo. 945453 filed on 08/31/2001US Classes:416/223R, SPECIFIC BLADE STRUCTURE (E.G., SHAPE, MATERIAL, ETC.)416/231AMixers or agitatorsExaminersPrimary: Kwon, John T.Attorney, Agent or FirmInternational ClassB63H 001/26AbstractThe Mamikon spinner is a continuous 3 twist, single surface, having threefold symmetry and dynamic properties. It spins with a slight flow of air in the direction of the axes, and when rotated about the axis of symmetry, it acts as a blade, propeller or fan, providing for a multiplicity of utilitarian, educational, entertainment and ornamental uses. | |
