Cleaning tool
Latest 3M Innovative Properties Company Patents:
- Laminate including surface layer having scratch resistance and matte properties and surface coating composition
- Optical construction including lens film and mask
- Electromagnetic control articles
- Negative pressure reusable respirator system for safety event detection
- Color neutral emissive display with notched reflective polarizer
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.
Type: Grant
Filed: Jun 26, 2012
Date of Patent: Jul 2, 2013
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Lloyd S. Vasilakes (Stillwater, MN), Qian Zheng Zhou (Shanghai), Giuseppe De Bellis (Milanese), Valentina Tronconi (Milan), Monica Jerez (Woodbury, MN), Adel M. Kassem Llano (Milan)
Primary Examiner: Robin V Webster
Application Number: 29/425,721