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The ornamental design for a step stool, as shown and described. |
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FIG. 1 is a front perspective view of a step stool embodying my new design.
FIG. 2 is a bottom plan view thereof.
FIG. 3 is a top plan view thereof.
FIG. 4 is a rear elevational view thereof.
FIG. 5 is a front elevational view thereof.
FIG. 6 is a right side elevational view thereof; the opposite side being a mirror image.
| Patent | Priority | Assignee | Title |
| 10030301, | May 17 2016 | Chunghwa Picture Tubes, Ltd. | Upright target structure and sputtering equipment |
| 5641034, | Apr 19 1995 | Rubbermaid Incorporated | Step stool having integral side storage compartments |
| D330462, | Aug 24 1988 | Rubbermaid Commercial Products Inc. | Two-step step stool |
| D331808, | Aug 30 1990 | Work platform | |
| D334848, | Feb 11 1991 | EVENFLO COMPANY, INC | Article useful as booster chair and as step stool |
| D335966, | Feb 22 1990 | COSCO MANAGEMENT, INC | Step stool |
| D347527, | Jun 15 1992 | Rubbermaid Incorporated | Step stool with storage compartment |
| D347666, | Feb 03 1992 | Aquatic step exerciser | |
| D347738, | Sep 15 1992 | LITE ALUMINUM PRODUCTS, LLC | Step bench |
| D349540, | Feb 03 1992 | AQUA STEP CORPORATION, THE | Aquatic step exerciser |
| D351476, | May 22 1992 | Sarl, Grosfillex | Step ladder |
| D351739, | Dec 03 1992 | Step stool | |
| D351950, | Jun 30 1993 | Rubbermaid Incorporated | Step stool with storage compartment |
| D354210, | Dec 09 1993 | Continental Commercial Products, LLC | Two-step tool box |
| D355828, | Nov 22 1993 | Continental Commercial Products, LLC | Single-step tool box |
| D359863, | Dec 29 1993 | Combined storage and exercise therapy apparatus | |
| D361216, | Jul 23 1993 | Rubbermaid Incorporated | Portable workbench |
| D361899, | Jan 13 1994 | Rubbermaid Incorporated | Stool |
| D367967, | Apr 19 1995 | Rubbermaid Incorporated | Step stool |
| D376909, | Dec 27 1995 | Continental Commercial Products, LLC | Tool box |
| D449386, | Sep 12 2000 | SANFORD, L P | Step stool |
| D501683, | Mar 22 2004 | ECLIPSE BUSINESS CAPITAL, LLC | Step stool |
| D557910, | Oct 23 2006 | WESTLAKE CAPITAL GROUP, INC | Step stool |
| D589630, | Sep 10 2007 | CLEARVIEW ENTERPRISES, LLC | Portable stair |
| D685147, | Jul 30 2012 | Combined platform and litter box | |
| D789107, | Nov 06 2015 | SOLUTIONS ALTIPLATO INC | Step stool |
| D792118, | May 19 2015 | Gordon Ellis & Company | Step |
| D802312, | Apr 22 2016 | Stool | |
| D825040, | Dec 13 2017 | Bathtub entry device | |
| D825942, | Mar 04 2016 | In-cabinet step stool | |
| D865386, | Oct 26 2018 | ILOVE, INC. | Step stool |
| D923950, | Sep 13 2019 | Elbee Pty Ltd | Step stool |
| D923991, | Sep 13 2019 | Elbee Pty Ltd | Tread for a step |
| D924577, | Sep 13 2019 | Elbee Pty Ltd | Step stool |
| D925431, | Apr 12 2019 | AG INDUSTRIES B V | Platform for yachts |
| D925934, | Feb 20 2020 | Elbee Pty Ltd | Step stool |
| D934583, | Feb 20 2020 | Elbee Pty Ltd | Step stool |
| D942789, | Feb 20 2020 | Elbee Pty Ltd | Tread for a step |
| D955124, | Jun 10 2021 | SHENZHEN CONGLIDA TECHNOLOGY CO., LTD. | Stepstool |
| D968107, | May 22 2020 | POLDER PRODUCTS, LLC | Step stool |
| ER501, | |||
| ER5759, | |||
| ER8761, |
| Patent | Priority | Assignee | Title |
| 3743051, | |||
| 194399, | |||
| 198679, | |||
| D271256, | Jul 20 1981 | Rubbermaid Incorporated | Step stool |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 23 1988 | HRADISKY, JOHN L | RUBBERMAID INCORPORATED, 1147 AKRON ROAD, WOOSTER, OH 44691 | ASSIGNMENT OF ASSIGNORS INTEREST | 005005 | /0958 | |
| Dec 22 1988 | Rubbermaid Incorporated | (assignment on the face of the patent) | / |
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