USD543610SExpiredUtility

Heating element

47
Assignee: IRWIN IND TOOL COPriority: Sep 20, 2005Filed: Sep 20, 2005Granted: May 29, 2007
Est. expirySep 20, 2025(expired)· nominal 20-yr term from priority
Inventors:Mark Allen Catron
47
PatentIndex Score
6
Cited by
59
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       I claim the ornamental design for a heating element, as shown and described.

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