USD472175SExpiredUtility

Carbon monoxide detector

78
Assignee: UNIVERSAL SECURITY INSTR INCPriority: Mar 25, 2002Filed: Mar 25, 2002Granted: Mar 25, 2003
Est. expiryMar 25, 2022(expired)· nominal 20-yr term from priority
Inventors:Jeffery Welsh
78
PatentIndex Score
39
Cited by
14
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a carbon monoxide detector, as shown and described.

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