Transportation – Perambulator – invalid chair – or stretcher – Element or attachment
Design Patent
2009-07-24
2010-02-02
Rademaker, Charles A (Department: 2916)
Transportation
Perambulator, invalid chair, or stretcher
Element or attachment
CD12S131000
Design Patent
active
D0609138
CLAIM:
The ornamental design for wheel chair chassis member, as shown and described.
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patent: D491494 (2004-06-01), Lippert
patent: D591474 (2009-04-01), Peota et al.
patent: D593007 (2009-05-01), Chaudeurge
patent: D593459 (2009-06-01), Liao
patent: 7549690 (2009-06-01), Bourgraf et al.
patent: 2009/0079159 (2009-03-01), Every
Madsbøll Ole
Skafdrup Simon
Dykema Gossett PLLC
Hanson Charles D
R82 A/S
Rademaker Charles A
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