Transportation – Perambulator – invalid chair – or stretcher – Wheelchair
Design Patent
2007-04-20
2009-02-03
Rademaker, Charles A (Department: 2916)
Transportation
Perambulator, invalid chair, or stretcher
Wheelchair
Design Patent
active
D0585794
CLAIM:
The ornamental design for a power wheelchair, as shown and described.
REFERENCES:
patent: D287836 (1987-01-01), Chan et al.
patent: D356530 (1995-03-01), Bee et al.
patent: D404693 (1999-01-01), Schaffner
patent: 6152478 (2000-11-01), Hung
patent: D462639 (2002-09-01), Lin
patent: 6938923 (2005-09-01), Mulhern et al.
patent: 7040429 (2006-05-01), Molnar
patent: D569769 (2008-05-01), Chiu et al.
patent: 7370876 (2008-05-01), Hsu et al.
Hanson Charles D
Link Treausre Limited
Morris Manning & Martin LLP
Rademaker Charles A
Tingkang Xia, Esq. Tim
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