USD437764SExpiredUtility

Carpet knife

55
Assignee: ROBERTS CONS INDUSTRIES INCPriority: Nov 10, 1999Filed: Nov 10, 1999Granted: Feb 20, 2001
Est. expiryNov 10, 2019(expired)· nominal 20-yr term from priority
Inventors:Walter J. Zimmerman
55
PatentIndex Score
13
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
I claim the ornamental design for a carpet knife, as shown and described.

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