USD447574SExpiredUtility

Door threshold

70
Assignee: IMP PROD INCPriority: Oct 30, 2000Filed: Oct 30, 2000Granted: Sep 4, 2001
Est. expiryOct 30, 2020(expired)· nominal 20-yr term from priority
Inventors:Thomas R. Fening
70
PatentIndex Score
21
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design of a door threshold, as shown and described.

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