USD246449SExpiredUtility
Portable ramp for wheelchairs
Individually held — no corporate assignee on recordPriority: Feb 23, 1976Filed: Feb 23, 1976Granted: Nov 22, 1977
Est. expiryFeb 23, 1996(expired)· nominal 20-yr term from priority
Inventors:Alice M. Poe
81
PatentIndex Score
25
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a portable ramp for wheelchairs, as shown and described.
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