USD840055S1 - Step ladder - Google Patents
Step ladder Download PDFInfo
- Publication number
- USD840055S1 USD840055S1 US29/633,324 US201829633324F USD840055S US D840055 S1 USD840055 S1 US D840055S1 US 201829633324 F US201829633324 F US 201829633324F US D840055 S USD840055 S US D840055S
- Authority
- US
- United States
- Prior art keywords
- step ladder
- view
- ladder
- elevation view
- ornamental design
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Description
The dashed broken lines in the drawings depict portions of the step ladder that form no part of the claimed design.
Claims (1)
- We claim the ornamental design for step ladder, as shown and described.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29/633,324 USD840055S1 (en) | 2015-02-09 | 2018-01-12 | Step ladder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/617,441 US10648234B2 (en) | 2014-03-10 | 2015-02-09 | Step ladder |
US29/633,324 USD840055S1 (en) | 2015-02-09 | 2018-01-12 | Step ladder |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/617,441 Continuation US10648234B2 (en) | 2014-03-10 | 2015-02-09 | Step ladder |
Publications (1)
Publication Number | Publication Date |
---|---|
USD840055S1 true USD840055S1 (en) | 2019-02-05 |
Family
ID=65207381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US29/633,324 Active USD840055S1 (en) | 2015-02-09 | 2018-01-12 | Step ladder |
Country Status (1)
Country | Link |
---|---|
US (1) | USD840055S1 (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD884923S1 (en) * | 2018-09-25 | 2020-05-19 | Lock N Climb, Llc | Engine maintenance ladder |
USD898944S1 (en) * | 2018-08-24 | 2020-10-13 | Lock N Climb, Llc | Engine maintenance ladder |
US10822874B2 (en) | 2018-08-24 | 2020-11-03 | Lock N Climb, Llc | Engine maintenance ladder |
USD920541S1 (en) * | 2018-07-20 | 2021-05-25 | Little Giant Ladder Systems, Llc | Ladder |
USD921224S1 (en) * | 2018-07-20 | 2021-06-01 | Little Giant Ladder Systems, Llc | Ladder |
USD935054S1 (en) * | 2018-10-19 | 2021-11-02 | Little Giant Ladder Systems, Llc | Ladder |
USD943772S1 (en) * | 2018-10-19 | 2022-02-15 | Little Giant Ladder Systems, Llc | Flip-up ladder |
USD944417S1 (en) | 2019-02-08 | 2022-02-22 | Little Giant Ladder Systems, Llc | Top cap for a ladder |
USD946176S1 (en) | 2019-02-08 | 2022-03-15 | Little Giant Ladder Systems, Llc | Ladder accessory |
US11440480B2 (en) * | 2021-01-07 | 2022-09-13 | John E. Dickman | Ladder hanging bracket |
US11441356B2 (en) | 2018-06-08 | 2022-09-13 | Wing Enterprises, Incorporated | Ladders, top cap for ladders and trays for ladders |
USD966556S1 (en) | 2019-12-13 | 2022-10-11 | Murphy Ladder Llc | Ladder |
USD1005526S1 (en) * | 2023-05-26 | 2023-11-21 | Fuling Ma | Ladder |
USD1026251S1 (en) * | 2023-12-06 | 2024-05-07 | Jinhua Sunhe Household Products Co., Ltd | Collapsible ladder |
Citations (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2470053A (en) * | 1946-07-08 | 1949-05-10 | Raymond R Salisbury | Convertible stepladder |
US2650014A (en) | 1951-01-05 | 1953-08-25 | Harrison Henry | Stepladder |
US2899008A (en) * | 1955-09-21 | 1959-08-11 | White Metal Rolling & Stamping | Multi-way ladder |
US3446310A (en) | 1967-06-22 | 1969-05-27 | Conrad L Alfie | Scaffoladder,decorator model |
US4270463A (en) | 1979-07-18 | 1981-06-02 | Dura Plastics Of New York, Inc. | Display stand with easily adjusted shelves |
FR2777593A1 (en) | 1998-04-20 | 1999-10-22 | Pierre Vandelanoite | Household or professional stepladder |
US6012548A (en) | 1999-02-25 | 2000-01-11 | R.M.M., Inc. | Ladder frame |
US20020017431A1 (en) | 2000-08-11 | 2002-02-14 | Gibson William R. | Foldable step stool with leg lock and handle |
US6347687B1 (en) | 1999-09-16 | 2002-02-19 | Pt Indal Aluminum Industry Tbk. | Compact collapsible step ladder |
US6390238B1 (en) | 1999-08-13 | 2002-05-21 | Cosco Management, Inc. | Foldable step stool with leg lock and handle |
FR2816984A1 (en) | 2000-11-23 | 2002-05-24 | Francis Mugnier | Large width platform stepladder comprises two steps and platform with two independently movable rear feet connected by arm to self-locking system sliding on railing side parts |
US6427805B1 (en) | 1999-01-08 | 2002-08-06 | Cosco Management, Inc. | Folding step stool |
US6550579B2 (en) | 2000-08-11 | 2003-04-22 | Cosco Management, Inc. | Step stool |
US20040000449A1 (en) | 2002-06-27 | 2004-01-01 | Meeker Paul K. | Step stool with movable handrail |
US20040007424A1 (en) | 2002-03-15 | 2004-01-15 | Tricam Industries, Inc. | Stepladder with pivoting utility tray |
US7108103B2 (en) | 2003-05-22 | 2006-09-19 | Cosco Management, Inc. | Rigidified step ladder |
US7204343B1 (en) | 2003-06-11 | 2007-04-17 | Chris Seaman | Collapsible platform for maintenance tasks |
USD548364S1 (en) * | 2006-05-23 | 2007-08-07 | Tricam Industries, Inc. | Stepladder |
US20070181369A1 (en) | 2006-02-07 | 2007-08-09 | Cosco Management, Inc. | Foldable stepladder with step lock |
USD554771S1 (en) | 2006-06-12 | 2007-11-06 | Tricam Industries, Inc. | Stepladder |
US20070284192A1 (en) | 2006-06-07 | 2007-12-13 | Cosco Management, Inc. | Folding tray for foldable step stool |
AU2007101150A4 (en) | 2007-12-03 | 2008-01-10 | Werner International Poc Gmbh | Step ladder/scaffold platform assembly |
WO2010084135A1 (en) | 2009-01-20 | 2010-07-29 | Declan Gallagher | A ladder |
US7861826B2 (en) | 2006-08-30 | 2011-01-04 | Cosco Management, Inc. | Platform for a ladder |
US20110024234A1 (en) | 2009-07-30 | 2011-02-03 | Chen-Hsiung Lin | Ladder Chair |
US20140102458A1 (en) | 2011-01-18 | 2014-04-17 | Tabitha Landow | Tube securement device |
US20140332316A1 (en) * | 2013-05-09 | 2014-11-13 | Werner Co | Stepladder Having a Ladder Top with Conduit Holder Slot and Method |
US20150090533A1 (en) * | 2013-09-27 | 2015-04-02 | Wing Enterprises, Incorporated | Step ladders, components for step ladders and related methods |
US8997931B2 (en) | 2013-01-10 | 2015-04-07 | Werner Co. | Stepladder with latch stud and method |
US20150159434A1 (en) | 2013-12-05 | 2015-06-11 | New-Tec Integration (Xiamen) Co., Ltd. | Hinged connection element of a folding ladder |
US20150308190A1 (en) | 2014-03-10 | 2015-10-29 | Tricam Industries, Inc. | Step ladder |
USD766462S1 (en) * | 2014-09-04 | 2016-09-13 | Wing Enterprises, Inc. | Ladder |
USD766461S1 (en) * | 2014-09-04 | 2016-09-13 | Wing Enterprises, Inc. | Ladder |
USD777350S1 (en) * | 2014-09-04 | 2017-01-24 | Wing Enterprises, Inc. | Ladder |
-
2018
- 2018-01-12 US US29/633,324 patent/USD840055S1/en active Active
Patent Citations (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2470053A (en) * | 1946-07-08 | 1949-05-10 | Raymond R Salisbury | Convertible stepladder |
US2650014A (en) | 1951-01-05 | 1953-08-25 | Harrison Henry | Stepladder |
US2899008A (en) * | 1955-09-21 | 1959-08-11 | White Metal Rolling & Stamping | Multi-way ladder |
US3446310A (en) | 1967-06-22 | 1969-05-27 | Conrad L Alfie | Scaffoladder,decorator model |
US4270463A (en) | 1979-07-18 | 1981-06-02 | Dura Plastics Of New York, Inc. | Display stand with easily adjusted shelves |
FR2777593A1 (en) | 1998-04-20 | 1999-10-22 | Pierre Vandelanoite | Household or professional stepladder |
US6427805B1 (en) | 1999-01-08 | 2002-08-06 | Cosco Management, Inc. | Folding step stool |
US6012548A (en) | 1999-02-25 | 2000-01-11 | R.M.M., Inc. | Ladder frame |
US6390238B1 (en) | 1999-08-13 | 2002-05-21 | Cosco Management, Inc. | Foldable step stool with leg lock and handle |
US6347687B1 (en) | 1999-09-16 | 2002-02-19 | Pt Indal Aluminum Industry Tbk. | Compact collapsible step ladder |
US20020017431A1 (en) | 2000-08-11 | 2002-02-14 | Gibson William R. | Foldable step stool with leg lock and handle |
US6550579B2 (en) | 2000-08-11 | 2003-04-22 | Cosco Management, Inc. | Step stool |
FR2816984A1 (en) | 2000-11-23 | 2002-05-24 | Francis Mugnier | Large width platform stepladder comprises two steps and platform with two independently movable rear feet connected by arm to self-locking system sliding on railing side parts |
US20040007424A1 (en) | 2002-03-15 | 2004-01-15 | Tricam Industries, Inc. | Stepladder with pivoting utility tray |
US20040000449A1 (en) | 2002-06-27 | 2004-01-01 | Meeker Paul K. | Step stool with movable handrail |
US7108103B2 (en) | 2003-05-22 | 2006-09-19 | Cosco Management, Inc. | Rigidified step ladder |
US7204343B1 (en) | 2003-06-11 | 2007-04-17 | Chris Seaman | Collapsible platform for maintenance tasks |
US20070181369A1 (en) | 2006-02-07 | 2007-08-09 | Cosco Management, Inc. | Foldable stepladder with step lock |
USD548364S1 (en) * | 2006-05-23 | 2007-08-07 | Tricam Industries, Inc. | Stepladder |
US20070284192A1 (en) | 2006-06-07 | 2007-12-13 | Cosco Management, Inc. | Folding tray for foldable step stool |
USD554771S1 (en) | 2006-06-12 | 2007-11-06 | Tricam Industries, Inc. | Stepladder |
US7861826B2 (en) | 2006-08-30 | 2011-01-04 | Cosco Management, Inc. | Platform for a ladder |
AU2007101150A4 (en) | 2007-12-03 | 2008-01-10 | Werner International Poc Gmbh | Step ladder/scaffold platform assembly |
WO2010084135A1 (en) | 2009-01-20 | 2010-07-29 | Declan Gallagher | A ladder |
US20110024234A1 (en) | 2009-07-30 | 2011-02-03 | Chen-Hsiung Lin | Ladder Chair |
US20140102458A1 (en) | 2011-01-18 | 2014-04-17 | Tabitha Landow | Tube securement device |
US8997931B2 (en) | 2013-01-10 | 2015-04-07 | Werner Co. | Stepladder with latch stud and method |
US20140332316A1 (en) * | 2013-05-09 | 2014-11-13 | Werner Co | Stepladder Having a Ladder Top with Conduit Holder Slot and Method |
US20150090533A1 (en) * | 2013-09-27 | 2015-04-02 | Wing Enterprises, Incorporated | Step ladders, components for step ladders and related methods |
US20150159434A1 (en) | 2013-12-05 | 2015-06-11 | New-Tec Integration (Xiamen) Co., Ltd. | Hinged connection element of a folding ladder |
US20150308190A1 (en) | 2014-03-10 | 2015-10-29 | Tricam Industries, Inc. | Step ladder |
USD766462S1 (en) * | 2014-09-04 | 2016-09-13 | Wing Enterprises, Inc. | Ladder |
USD766461S1 (en) * | 2014-09-04 | 2016-09-13 | Wing Enterprises, Inc. | Ladder |
USD777350S1 (en) * | 2014-09-04 | 2017-01-24 | Wing Enterprises, Inc. | Ladder |
Non-Patent Citations (4)
Title |
---|
Application and File History from U.S. Appl. No. 14/617,441, filed Feb. 9, 2015, inventors Skubic et al. |
Cosco Signature Series 6 ft. Premium Aluminum Step Ladder, Home Depot, http://www.homedepot.com/p/Cosco-Signature-Series-6-ft-Premium-Aluminum-Step-Ladder-2061AABLD/203642157, accessed May 6, 2015. |
Polder® 3-Step Ladder. Crate and Barrel, http://www.crateandbarrel.com/polder-3-step-ladder/s451498, accessed May 6, 2015. |
Werner 4 ft. Fiberglass Platform Step Ladder with 375 lb. Load Capacity Type IAA Duty Rating. Home Depot, http://www.homedepot.com/p/Werner-4-ft-Fiberglass-Platform-Step-Ladder-with-375-lb-Load-Capacity-Type-IAA-Duty-Rating-P7404/203134335, accessed May 6, 2015. |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11441356B2 (en) | 2018-06-08 | 2022-09-13 | Wing Enterprises, Incorporated | Ladders, top cap for ladders and trays for ladders |
US12065882B2 (en) | 2018-06-08 | 2024-08-20 | Little Giant Ladder Systems, Llc | Combination ladders, ladder components and related methods |
USD970046S1 (en) | 2018-07-20 | 2022-11-15 | Little Giant Ladder Systems, Llc | Ladder |
USD970045S1 (en) | 2018-07-20 | 2022-11-15 | Little Giant Ladder Systems, Llc | Ladder |
USD921224S1 (en) * | 2018-07-20 | 2021-06-01 | Little Giant Ladder Systems, Llc | Ladder |
USD920541S1 (en) * | 2018-07-20 | 2021-05-25 | Little Giant Ladder Systems, Llc | Ladder |
USD898944S1 (en) * | 2018-08-24 | 2020-10-13 | Lock N Climb, Llc | Engine maintenance ladder |
US10822874B2 (en) | 2018-08-24 | 2020-11-03 | Lock N Climb, Llc | Engine maintenance ladder |
USD884923S1 (en) * | 2018-09-25 | 2020-05-19 | Lock N Climb, Llc | Engine maintenance ladder |
USD935054S1 (en) * | 2018-10-19 | 2021-11-02 | Little Giant Ladder Systems, Llc | Ladder |
USD943772S1 (en) * | 2018-10-19 | 2022-02-15 | Little Giant Ladder Systems, Llc | Flip-up ladder |
USD999404S1 (en) | 2018-10-19 | 2023-09-19 | Little Giant Ladder Systems, Llc | Ladder |
USD966557S1 (en) | 2018-10-19 | 2022-10-11 | Little Giant Ladder Systems, Llc | Ladder |
USD969347S1 (en) | 2018-10-19 | 2022-11-08 | Little Giant Ladder Systems, Llc | Flip-up ladder |
USD944417S1 (en) | 2019-02-08 | 2022-02-22 | Little Giant Ladder Systems, Llc | Top cap for a ladder |
USD946176S1 (en) | 2019-02-08 | 2022-03-15 | Little Giant Ladder Systems, Llc | Ladder accessory |
USD966556S1 (en) | 2019-12-13 | 2022-10-11 | Murphy Ladder Llc | Ladder |
US11440480B2 (en) * | 2021-01-07 | 2022-09-13 | John E. Dickman | Ladder hanging bracket |
USD1005526S1 (en) * | 2023-05-26 | 2023-11-21 | Fuling Ma | Ladder |
USD1026251S1 (en) * | 2023-12-06 | 2024-05-07 | Jinhua Sunhe Household Products Co., Ltd | Collapsible ladder |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FEPP | Fee payment procedure |
Free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
|
FEPP | Fee payment procedure |
Free format text: ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: SMAL); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |