USD419288SExpiredUtility

Knee crutch

64
Assignee: HARTFIELD SHEILAPriority: Oct 8, 1998Filed: Oct 8, 1998Granted: Jan 25, 2000
Est. expiryOct 8, 2018(expired)· nominal 20-yr term from priority
Inventors:Sheila Hartfield
64
PatentIndex Score
22
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a knee crutch, as shown.

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