USD390669S - Ladder step extender - Google Patents
Ladder step extender Download PDFInfo
- Publication number
- USD390669S USD390669S US29/071,511 US7151197F USD390669S US D390669 S USD390669 S US D390669S US 7151197 F US7151197 F US 7151197F US D390669 S USD390669 S US D390669S
- Authority
- US
- United States
- Prior art keywords
- ladder step
- step extender
- extender
- ladder
- view
- 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.)
- Expired - Lifetime
Links
- 239000004606 Fillers/Extenders Substances 0.000 title claims description 9
Images
Description
FIG. 1 is an isometric view of the ladder step extender of this design;
FIG. 2 is a top view of the ladder step extender;
FIG. 3 is a left side view of the ladder step extender of this design;
FIG. 4 is a right side view of the ladder step extender;
FIG. 5 is a front view of the ladder step extender;
FIG. 6 is a back view of the ladder step extender; and,
FIG. 7 is a bottom view of the ladder step extender of this invention.
Claims (1)
- The ornamental design for a ladder step extender, as shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/071,511 USD390669S (en) | 1997-05-30 | 1997-05-30 | Ladder step extender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/071,511 USD390669S (en) | 1997-05-30 | 1997-05-30 | Ladder step extender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD390669S true USD390669S (en) | 1998-02-10 |
Family
ID=71515516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/071,511 Expired - Lifetime USD390669S (en) | 1997-05-30 | 1997-05-30 | Ladder step extender |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD390669S (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD409765S (en) * | 1998-04-03 | 1999-05-11 | Armstrong Donald R | Ladder step extender |
| USD615725S1 (en) * | 2009-09-08 | 2010-05-11 | Phillips Kenneth D | Ladder lift |
| US9890589B2 (en) | 2015-05-27 | 2018-02-13 | Willow Step, Inc. | Step adapter for rung ladders |
| US10006248B2 (en) | 2015-05-27 | 2018-06-26 | Willow Step, Inc. | Step adapter for rung ladders |
| USD918427S1 (en) * | 2019-06-22 | 2021-05-04 | Peter Moroney | Step attachment |
| USD1082052S1 (en) * | 2023-01-23 | 2025-07-01 | Goneau John J | Painter's perch |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3294197A (en) | 1964-09-03 | 1966-12-27 | Rudolph J Kwiatkowski | Perch for a ladder |
| US3503468A (en) | 1968-07-22 | 1970-03-31 | Earl W Solomon | Platform attachment for ladders |
| US4437544A (en) | 1983-02-22 | 1984-03-20 | The United States Of America As Represented By The Secretary Of The Air Force | Service platform for a ladder |
| US4546853A (en) | 1984-07-02 | 1985-10-15 | Hanson Theodore F | Portable folding platform apparatus used with a ladder and winch |
| US4972923A (en) | 1988-09-01 | 1990-11-27 | Krause-Werk Gmbh & Co. Kg | Ladder platform |
| US5056620A (en) | 1990-04-23 | 1991-10-15 | Zumwalt Donald A | Stepladder platform |
| US5072808A (en) | 1990-12-28 | 1991-12-17 | Spalt Gregory P | Ladder adaptable platform |
| US5465809A (en) | 1994-08-08 | 1995-11-14 | Panicci; Richard L. | Safety platform attachment apparatus |
-
1997
- 1997-05-30 US US29/071,511 patent/USD390669S/en not_active Expired - Lifetime
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3294197A (en) | 1964-09-03 | 1966-12-27 | Rudolph J Kwiatkowski | Perch for a ladder |
| US3503468A (en) | 1968-07-22 | 1970-03-31 | Earl W Solomon | Platform attachment for ladders |
| US4437544A (en) | 1983-02-22 | 1984-03-20 | The United States Of America As Represented By The Secretary Of The Air Force | Service platform for a ladder |
| US4546853A (en) | 1984-07-02 | 1985-10-15 | Hanson Theodore F | Portable folding platform apparatus used with a ladder and winch |
| US4972923A (en) | 1988-09-01 | 1990-11-27 | Krause-Werk Gmbh & Co. Kg | Ladder platform |
| US5056620A (en) | 1990-04-23 | 1991-10-15 | Zumwalt Donald A | Stepladder platform |
| US5072808A (en) | 1990-12-28 | 1991-12-17 | Spalt Gregory P | Ladder adaptable platform |
| US5465809A (en) | 1994-08-08 | 1995-11-14 | Panicci; Richard L. | Safety platform attachment apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD409765S (en) * | 1998-04-03 | 1999-05-11 | Armstrong Donald R | Ladder step extender |
| USD615725S1 (en) * | 2009-09-08 | 2010-05-11 | Phillips Kenneth D | Ladder lift |
| US9890589B2 (en) | 2015-05-27 | 2018-02-13 | Willow Step, Inc. | Step adapter for rung ladders |
| US10006248B2 (en) | 2015-05-27 | 2018-06-26 | Willow Step, Inc. | Step adapter for rung ladders |
| USD918427S1 (en) * | 2019-06-22 | 2021-05-04 | Peter Moroney | Step attachment |
| USD1082052S1 (en) * | 2023-01-23 | 2025-07-01 | Goneau John J | Painter's perch |
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