





| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/135,284USD466225S1 (en) | 2001-01-09 | 2001-01-09 | Step stool with tray | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US29/135,284USD466225S1 (en) | 2001-01-09 | 2001-01-09 | Step stool with tray | 
| Publication Number | Publication Date | 
|---|---|
| USD466225S1true USD466225S1 (en) | 2002-11-26 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| US29/135,284Expired - LifetimeUSD466225S1 (en) | 2001-01-09 | 2001-01-09 | Step stool with tray | 
| Country | Link | 
|---|---|
| US (1) | USD466225S1 (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US20050274575A1 (en)* | 2004-06-14 | 2005-12-15 | Gibson William R | Step stool tray | 
| USD564677S1 (en) | 2007-03-02 | 2008-03-18 | Gsc Technologies Corporation | Step stool tray | 
| USD564674S1 (en) | 2007-01-12 | 2008-03-18 | Gsc Technologies Corporation | Step stool | 
| USD564676S1 (en) | 2007-03-02 | 2008-03-18 | Gsc Technologies Corporation | Step stool with tray | 
| USD564675S1 (en) | 2007-01-12 | 2008-03-18 | Gsc Technologies Corporation | Step stool | 
| USD576290S1 (en) | 2006-05-09 | 2008-09-02 | Cosco Management, Inc. | Step ladder | 
| US20140190768A1 (en)* | 2009-03-03 | 2014-07-10 | Wing Enterprises, Incorporated | Stepladders and related methods | 
| USD710031S1 (en) | 2012-11-15 | 2014-07-29 | Tricam Industries, Inc. | Step stool | 
| USD855833S1 (en) | 2017-01-04 | 2019-08-06 | Tricam Industries, Inc. | Ladder rail | 
| USD860476S1 (en) | 2017-01-04 | 2019-09-17 | Tricam Industries, Inc. | Hinge for a multi-position ladder | 
| USD872876S1 (en)* | 2017-12-29 | 2020-01-14 | New-Tec Integration (Xiamen) Co., Ltd. | Folding ladder | 
| USD889689S1 (en)* | 2017-11-10 | 2020-07-07 | Wing Enterprises, Inc. | Ladder | 
| USD935208S1 (en) | 2021-01-07 | 2021-11-09 | Xianghu Meng | Step stool | 
| USD979097S1 (en) | 2020-08-12 | 2023-02-21 | Dorel Home Furnishings, Inc. | Foldable step stool | 
| USD1090905S1 (en)* | 2024-06-20 | 2025-08-26 | Zhejiang Kangqian Industry & Trade Co., Ltd. | Ladder | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US4502564A (en) | 1982-04-06 | 1985-03-05 | Kuemmerlin Walter | Stepladder | 
| US5503245A (en) | 1994-09-16 | 1996-04-02 | Keller Industries, Inc. | Step ladder | 
| USD387878S (en) | 1997-02-18 | 1997-12-16 | Irthi Inc. | Stepladder | 
| USD388882S (en) | 1996-01-11 | 1998-01-06 | Cosco, Inc. | Combined work ladder and platform | 
| US5722507A (en) | 1996-01-11 | 1998-03-03 | Cosco, Inc. | Step stool assembly | 
| US5762163A (en) | 1995-08-29 | 1998-06-09 | Cosco, Inc. | Step stool | 
| USD410550S (en) | 1998-03-20 | 1999-06-01 | R.M.M. Corp., Inc. | Project ladder | 
| USD411888S (en) | 1997-11-26 | 1999-07-06 | Cosco, Inc. | Step stool | 
| US5937968A (en) | 1998-08-13 | 1999-08-17 | Cosco, Inc. | Step stool | 
| USD414566S (en) | 1998-08-13 | 1999-09-28 | Cosco, Inc. | Folding step stool | 
| USD414879S (en) | 1998-03-20 | 1999-10-05 | R.M.M. Corp., Inc. | 3-step ladder | 
| US6000497A (en) | 1997-01-09 | 1999-12-14 | Cosco, Inc. | Detachable tray for step stool | 
| US6026933A (en) | 1997-05-29 | 2000-02-22 | Cosco, Inc. | Step stool | 
| US6039149A (en) | 1997-09-25 | 2000-03-21 | Cosco Management, Inc. | Collapsible step stool with step movement guide system | 
| USD433156S (en) | 1999-08-13 | 2000-10-31 | Cosco Management, Inc. | Step stool | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US4502564A (en) | 1982-04-06 | 1985-03-05 | Kuemmerlin Walter | Stepladder | 
| US5503245A (en) | 1994-09-16 | 1996-04-02 | Keller Industries, Inc. | Step ladder | 
| US5762163A (en) | 1995-08-29 | 1998-06-09 | Cosco, Inc. | Step stool | 
| USD388882S (en) | 1996-01-11 | 1998-01-06 | Cosco, Inc. | Combined work ladder and platform | 
| US5722507A (en) | 1996-01-11 | 1998-03-03 | Cosco, Inc. | Step stool assembly | 
| US6000497A (en) | 1997-01-09 | 1999-12-14 | Cosco, Inc. | Detachable tray for step stool | 
| USD387878S (en) | 1997-02-18 | 1997-12-16 | Irthi Inc. | Stepladder | 
| US6026933A (en) | 1997-05-29 | 2000-02-22 | Cosco, Inc. | Step stool | 
| US6039149A (en) | 1997-09-25 | 2000-03-21 | Cosco Management, Inc. | Collapsible step stool with step movement guide system | 
| USD411888S (en) | 1997-11-26 | 1999-07-06 | Cosco, Inc. | Step stool | 
| USD410550S (en) | 1998-03-20 | 1999-06-01 | R.M.M. Corp., Inc. | Project ladder | 
| USD414879S (en) | 1998-03-20 | 1999-10-05 | R.M.M. Corp., Inc. | 3-step ladder | 
| USD414566S (en) | 1998-08-13 | 1999-09-28 | Cosco, Inc. | Folding step stool | 
| US5937968A (en) | 1998-08-13 | 1999-08-17 | Cosco, Inc. | Step stool | 
| USD433156S (en) | 1999-08-13 | 2000-10-31 | Cosco Management, Inc. | Step stool | 
| Title | 
|---|
| Brochure entitled "Cosco 1995 Home Furnishings;" pp. 1-6. | 
| Brochure entitled "Cosco A Dorel Company Home Furnishings 1996;" pp. 14-25. | 
| Brochure entitled "Cosco Creating the Comforts of Home Home Furnishings 1991;" pp. 21-24. | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US7159694B2 (en)* | 2004-06-14 | 2007-01-09 | Cosco Management, Inc. | Step stool tray | 
| US20050274575A1 (en)* | 2004-06-14 | 2005-12-15 | Gibson William R | Step stool tray | 
| USD576290S1 (en) | 2006-05-09 | 2008-09-02 | Cosco Management, Inc. | Step ladder | 
| USD564674S1 (en) | 2007-01-12 | 2008-03-18 | Gsc Technologies Corporation | Step stool | 
| USD564675S1 (en) | 2007-01-12 | 2008-03-18 | Gsc Technologies Corporation | Step stool | 
| USD564677S1 (en) | 2007-03-02 | 2008-03-18 | Gsc Technologies Corporation | Step stool tray | 
| USD564676S1 (en) | 2007-03-02 | 2008-03-18 | Gsc Technologies Corporation | Step stool with tray | 
| US9920572B2 (en)* | 2009-03-03 | 2018-03-20 | Wing Enterprises, Incorporated | Stepladders and related methods | 
| US20140190768A1 (en)* | 2009-03-03 | 2014-07-10 | Wing Enterprises, Incorporated | Stepladders and related methods | 
| USD710031S1 (en) | 2012-11-15 | 2014-07-29 | Tricam Industries, Inc. | Step stool | 
| USD855833S1 (en) | 2017-01-04 | 2019-08-06 | Tricam Industries, Inc. | Ladder rail | 
| USD860476S1 (en) | 2017-01-04 | 2019-09-17 | Tricam Industries, Inc. | Hinge for a multi-position ladder | 
| USD889689S1 (en)* | 2017-11-10 | 2020-07-07 | Wing Enterprises, Inc. | Ladder | 
| USD923201S1 (en) | 2017-11-10 | 2021-06-22 | Little Giant Ladder Systems, Llc | Ladder | 
| USD872876S1 (en)* | 2017-12-29 | 2020-01-14 | New-Tec Integration (Xiamen) Co., Ltd. | Folding ladder | 
| USD979097S1 (en) | 2020-08-12 | 2023-02-21 | Dorel Home Furnishings, Inc. | Foldable step stool | 
| USD935208S1 (en) | 2021-01-07 | 2021-11-09 | Xianghu Meng | Step stool | 
| USD1090905S1 (en)* | 2024-06-20 | 2025-08-26 | Zhejiang Kangqian Industry & Trade Co., Ltd. | Ladder | 
| Publication | Publication Date | Title | 
|---|---|---|
| USD464494S1 (en) | Seat | |
| USD442381S1 (en) | Armchair | |
| USD471025S1 (en) | Chair | |
| USD465665S1 (en) | Folding chair | |
| USD447572S1 (en) | Step stool | |
| USD471371S1 (en) | Chair | |
| USD454007S1 (en) | High chair | |
| USD521276S1 (en) | Furniture component | |
| USD464208S1 (en) | Self-tilting chair | |
| USD492494S1 (en) | Office chair | |
| USD439967S1 (en) | Table fan | |
| USD458385S1 (en) | Step stool | |
| USD455842S1 (en) | Step stool | |
| USD466225S1 (en) | Step stool with tray | |
| USD434855S (en) | Step stool | |
| USD452085S1 (en) | Office desk | |
| USD455027S1 (en) | Furniture | |
| USD447817S1 (en) | Step stool | |
| USD456633S1 (en) | Desk | |
| USD449385S1 (en) | Step stool with tray | |
| USD462846S1 (en) | Seat | |
| USD455314S1 (en) | Kettle and kettle base | |
| USD455679S1 (en) | Double seat pedicab | |
| USD472416S1 (en) | Towel ring | |
| USD505440S1 (en) | Projector |