USD641527SActiveUtility

Cleaning sponge

79
Assignee: 3M INNOVATIVE PROPERTIES COPriority: May 10, 2010Filed: May 10, 2010Granted: Jul 12, 2011
Est. expiryMay 10, 2030(~3.8 yrs left)· nominal 20-yr term from priority
Inventors:Diane L. RegnierAngie M. OlsonMyhanh T. TruongPaul N. DavelooseBonnie C. Lembitz
79
PatentIndex Score
28
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cleaning sponge, as shown and described.

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