USD457544SExpiredUtility

Plastic film roll

34
Assignee: SALTECH INCPriority: May 29, 2001Filed: May 29, 2001Granted: May 21, 2002
Est. expiryMay 29, 2021(expired)· nominal 20-yr term from priority
Inventors:Edward R. SalzsaulerRichard G. SalzsaulerDonald J. Salzsauler
34
PatentIndex Score
4
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a plastic film roll, as shown.

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