- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 9/04 - Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted in the form of climbing irons or the like
Patent holdings for IPC class E06C 9/04
Total number of patents in this class: 20
10-year publication summary
|
2
|
4
|
5
|
2
|
1
|
2
|
3
|
0
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crown Castle USA Inc. | 14 |
4 |
| B/E Aerospace, Inc. | 1693 |
2 |
| Rapid Rail International Limited | 5 |
2 |
| Steplock Pty Ltd. | 2 |
2 |
| Allfasteners USA, LLC | 24 |
1 |
| Balfour Beatty plc | 40 |
1 |
| Comrod AS | 51 |
1 |
| Platformer Solutions Ltd. | 4 |
1 |
| Shanghai Zhenhua Heavy Industries Co., Ltd. | 39 |
1 |
| GE Infrastructure Technology, LLC | 6171 |
1 |
| Illinois Grain & Seed, Inc. | 8 |
1 |
| WCC West Coast Group Limited | 1 |
1 |
| JD Engineered Products LLC | 1 |
1 |
| Huaneng International Power Co., Ltd. Chongqing Clean Energy Branch | 4 |
1 |
| Other owners | 0 |