USD309092SExpiredUtility

Cargo box door safety chain

46
Assignee: DU PONTPriority: May 13, 1988Filed: May 13, 1988Granted: Jul 10, 1990
Est. expiryMay 13, 2008(expired)· nominal 20-yr term from priority
Inventors:Howard C. DegePaul R. Gilmore
46
PatentIndex Score
6
Cited by
14
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cargo box door safety chain, as shown and described.

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