Tent – canopy – umbrella – or cane – Canes – sticks – crutches – and walking aids – Combined and convertible
Reexamination Certificate
2007-05-22
2007-05-22
Yip, Winnie (Department: 3636)
Tent, canopy, umbrella, or cane
Canes, sticks, crutches, and walking aids
Combined and convertible
C135S065000, C135S078000, C248S155100
Reexamination Certificate
active
11388340
ABSTRACT:
Disclosed is a dual-purpose cane, which includes a shaft unit, a handgrip unit, which is provided at the top side of the shaft unit and alternatively set between a first mode for use as a handgrip and a second mode for use as a seat, and a footpiece unit, which is provided at the bottom side of the shaft unit and alternatively set between a received position for enabling the cane to be used as a walking stick and an extended position for enabling the cane to be used as a chair.
REFERENCES:
patent: 952335 (1910-03-01), Killian
patent: D113534 (1939-02-01), Bodkin
patent: 2560447 (1951-07-01), Jansen
patent: 2793680 (1957-05-01), Eben
patent: 6192908 (2001-02-01), Smith
patent: 08332107 (1996-12-01), None
patent: 2001025405 (2001-01-01), None
patent: 2003061721 (2003-03-01), None
patent: 2003325215 (2003-11-01), None
patent: 2004344609 (2004-12-01), None
Chen Hsueh-Yu
Hong Cheng-De
Hsu Meng-Hui
Lin Bing-Hung
Lin Sheng-Wei
Hsu Meng-Hui
Pro-Techtor Int'l Services
Yip Winnie
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