USD514209SExpiredUtility

Heating device for roofs

28
Individually held — no corporate assignee on recordPriority: Nov 24, 2003Filed: Nov 24, 2003Granted: Jan 31, 2006
Est. expiryNov 24, 2023(expired)· nominal 20-yr term from priority
Inventors:Clarke B. EvansKevin R. Mallory
28
PatentIndex Score
4
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a heating device for roofs, as shown and described.

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