Wheelchair ramp base

Details Wheelchair ramp base Wheelchair ramp base

2008-10-01

2009-10-20

Ramirez, Cynthia E (Department: 2911)

Material or article handling equipment

Conveying, lifting, or transferring article

Ramp

Design Patent

active

D0602673

CLAIM:
The ornamental design for a wheelchair ramp base, as shown and described.

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Prairie View Industries, Inc. Multi-Fold Ramp, marketing brochure for prior Multi-Fold Ramp on sale more than one year prior to the filing date of the present application.
U.S. Appl. No. 09/491,138 entitled Wheelchair Ramp With Reinforced Hinge filed Jan. 26, 2000 (abandoned Oct. 31, 2001).

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