USD421345SExpiredUtility

Foldable back rest

17
Individually held — no corporate assignee on recordPriority: Oct 22, 1998Filed: Oct 22, 1998Granted: Mar 7, 2000
Est. expiryOct 22, 2018(expired)· nominal 20-yr term from priority
Inventors:Lilian N Silva
17
PatentIndex Score
3
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a foldable back rest, as shown.

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