Cleaning tool
Latest 3M Innovative Properties Company Patents:
Description
The broken lines in the drawings are shown for illustrative purposes only and form no part of the claimed design. In addition, the surface shading illustrated in the drawings is provided merely to highlight the contour of design; it is not intended to be illustrative of texture or gloss.
Claims
The ornamental design for a cleaning tool, as shown and described.
Referenced Cited
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Patent History
Patent number: D620215
Type: Grant
Filed: Feb 15, 2008
Date of Patent: Jul 20, 2010
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jian Jun Peng (Shanghai), Feng Zeng (Shanghai), Liang Cheng (Shanghai)
Primary Examiner: Cathron C Brooks
Assistant Examiner: Austin Murphy
Attorney: Trisha D. Adamson
Application Number: 29/303,712
Type: Grant
Filed: Feb 15, 2008
Date of Patent: Jul 20, 2010
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jian Jun Peng (Shanghai), Feng Zeng (Shanghai), Liang Cheng (Shanghai)
Primary Examiner: Cathron C Brooks
Assistant Examiner: Austin Murphy
Attorney: Trisha D. Adamson
Application Number: 29/303,712
Classifications
Current U.S. Class:
With Handle Or Holder (D32/52);
D4/137;
D4/129