USD516448SExpiredUtility

Backup alarm

62
Assignee: LAI HSI-CHIPriority: Dec 31, 2004Filed: Dec 31, 2004Granted: Mar 7, 2006
Est. expiryDec 31, 2024(expired)· nominal 20-yr term from priority
Inventors:Hsi-Chi Lai
62
PatentIndex Score
15
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for backup alarm, as shown and described.

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