Self-propelled surfboard

Marine propulsion – Operator powered drive for propelling means – Rotary cranking arm

Reexamination Certificate

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Reexamination Certificate

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07097521

ABSTRACT:
This device allows a user to propel a surfboard in the water. The device also allows the individual to steer and navigate the device.

REFERENCES:
patent: 839672 (1906-12-01), Stub
patent: 1186413 (1916-06-01), Merrill
patent: 1277022 (1918-08-01), Young
patent: 1393117 (1921-10-01), Halfpenny
patent: 1683058 (1928-09-01), Uberto
patent: 1752051 (1930-03-01), Young
patent: 3714921 (1973-02-01), Gibson
patent: 4321048 (1982-03-01), Marchese et al.
patent: 4500297 (1985-02-01), Boulva
patent: D299941 (1989-02-01), Chang
patent: 5110313 (1992-05-01), Po
patent: 5643020 (1997-07-01), Harris
patent: 5989081 (1999-11-01), Lekhtman
patent: 6257944 (2001-07-01), Herrod

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