USD417739SExpiredUtility

Intumescent seal

40
Assignee: NAT GUARD PRODUCTS INCPriority: Aug 27, 1998Filed: Aug 27, 1998Granted: Dec 14, 1999
Est. expiryAug 27, 2018(expired)· nominal 20-yr term from priority
Inventors:Charles F. Smith
40
PatentIndex Score
4
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design of an intumescent seal, as shown and described.

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