USD312761SExpiredUtility

Door hardware

52
Assignee: 501 HARDWARE DESIGN INCPriority: Nov 21, 1988Filed: Nov 21, 1988Granted: Dec 11, 1990
Est. expiryNov 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Michael J. Tremonti
52
PatentIndex Score
6
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for door hardware, as shown and described.

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