- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 1/39 - Ladders having platformsLadders changeable into platforms
Patent holdings for IPC class E06C 1/39
Total number of patents in this class: 103
10-year publication summary
|
13
|
14
|
15
|
16
|
8
|
16
|
12
|
2
|
12
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Little Giant Ladder Systems, LLC | 224 |
15 |
| Werner Co. | 408 |
10 |
| Safe Rack LLC | 55 |
7 |
| Tricam Industries, LLC | 143 |
5 |
| Cruiser Products, LLC | 11 |
3 |
| Wing Enterprises, Inc. | 54 |
3 |
| The Boeing Company | 20163 |
2 |
| Allred & Associates Inc. | 17 |
2 |
| Confer Plastics, Inc. | 40 |
2 |
| Grupo Bimbo, S.A.B. de C.V. | 512 |
2 |
| Kee Safety Limited | 89 |
2 |
| Material Control, Inc. | 22 |
2 |
| SAM Carbis Asset Management, LLC | 43 |
2 |
| Grady F. Smith & Co., Inc. | 27 |
2 |
| Sharequip Inc. | 2 |
2 |
| Ståsäker AB | 6 |
2 |
| GT Omega Racing Ltd | 4 |
2 |
| Target Brands, Inc. | 4016 |
1 |
| Siemens Energy, Inc. | 1684 |
1 |
| Compagnie générale des établissements Michelin SCA | 2718 |
1 |
| Other owners | 35 |