USD490776SExpiredUtility

Extension cord assembly

33
Priority: Oct 21, 2003Filed: Oct 21, 2003Granted: Jun 1, 2004
Est. expiryOct 21, 2023(expired)· nominal 20-yr term from priority
Inventors:Feng-Shen Hsiao
33
PatentIndex Score
1
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a extension cord assembly, as shown.

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