- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 3/368 - ConnectingFastening by forcing together the marginal portions of adjacent slabs or sheets
Patent holdings for IPC class E04D 3/368
Total number of patents in this class: 4
10-year publication summary
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0
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0
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0
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0
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0
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0
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0
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0
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Square Company Pty Ltd. | 2 |
2 |
| Jiangsu Canlon Building Materials Co., Ltd. | 91 |
1 |
| Nippon Steel Coated Sheet Corporation | 28 |
1 |
| Other owners | 0 |