USD452917SExpiredUtility

Roofing shingle

83
Assignee: GAF BUILDING MATERIALSPriority: Jan 23, 1997Filed: Dec 3, 1997Granted: Jan 8, 2002
Est. expiryJan 23, 2017(expired)· nominal 20-yr term from priority
Inventors:Alfredo A. BondocWilliam R. CarrollFrederick W. Sieling
83
PatentIndex Score
25
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The roofing shingle, as shown and described.

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