U.S. patent number D654,238 [Application Number D/390,604] was granted by the patent office on 2012-02-14 for mop head. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to In-Hwan Lee.
United States Patent | D654,238 |
Lee | February 14, 2012 |
Inventors: | Lee; In-Hwan (Gyeonggi-do, KR) |
---|---|
Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
Appl. No.: | D/390,604 |
Filed: | April 27, 2011 |
Current U.S. Class: | D32/50 |
Current International Class: | 0401 |
Field of Search: | ;D32/50,51,39-45 ;15/116.1,116.2,119.2,147.1,147.2,150,208,209.1,210.1,228 ;401/137-140 |
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