USD589880SExpiredUtility

Transparent ceramic insulator for sparkplugs

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Assignee: STEIGLEMAN JR ROBERT LEEPriority: Oct 8, 2005Filed: Oct 8, 2005Granted: Apr 7, 2009
Est. expiryOct 8, 2025(expired)· nominal 20-yr term from priority
Inventors:Robert Lee Steigleman, Jr.Jimmy Robert Allen, Ii
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PatentIndex Score
3
Cited by
23
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a transparent ceramic insulator for sparkplugs, as shown and described.

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