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Surface pattern applied to a light bulb

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Assignee: 3M INNOVATIVE PROPERTIES COPriority: Mar 31, 2011Filed: Mar 31, 2011Granted: Jan 8, 2013
Est. expiryMar 31, 2031(~4.7 yrs left)· nominal 20-yr term from priority
Inventors:Raymond P. JohnstonMartin Eduardo BroenRobert L. BrottJorge C. CeballosCharles N. DevoreSean C. Mcgreevy
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PatentIndex Score
2
Cited by
71
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a surface pattern applied to a light bulb, as shown and described.

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