- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 1/383 - Foldable ladders in which the longitudinal members are brought together on folding
Patent holdings for IPC class E06C 1/383
Total number of patents in this class: 82
10-year publication summary
|
9
|
7
|
13
|
10
|
13
|
7
|
12
|
7
|
11
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Werner Co. | 429 |
18 |
| Little Giant Ladder Systems, LLC | 210 |
17 |
| Suzhou Pica Aluminum Industry, Ltd | 16 |
3 |
| Murphy Ladder, LLC | 7 |
3 |
| Jiangsu Zhou Jijie Intelligent Technology Co.,Ltd | 11 |
3 |
| Core Distribution, Inc. | 46 |
2 |
| Federal Express Corporation | 674 |
2 |
| Justoy Pty Ltd. | 38 |
2 |
| Tnico Technology Division Ltd. | 6 |
2 |
| Wing Enterprises, Inc. | 55 |
2 |
| Wittur Holding GmbH | 114 |
2 |
| The Boeing Company | 20084 |
1 |
| Atlas Devices, LLC | 25 |
1 |
| Dorel Home Furnishings, Inc. | 127 |
1 |
| Formosa Saint Jose Corp. | 61 |
1 |
| Lampe Holding B.V. | 18 |
1 |
| Lock N Climb, LLC | 40 |
1 |
| Max Bogl Wind AG | 20 |
1 |
| New-Tec Integration (Xiamen) Co., Ltd. | 319 |
1 |
| Otis Elevator Company | 2660 |
1 |
| Other owners | 17 |