USD525888SExpiredUtility

Back up sensor

91
Assignee: PORTER WILLIAMPriority: Feb 14, 2005Filed: Feb 14, 2005Granted: Aug 1, 2006
Est. expiryFeb 14, 2025(expired)· nominal 20-yr term from priority
Inventors:William F. Porter
91
PatentIndex Score
60
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a back up sensor, as shown and described.

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