- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 101/22 - MasonryBricks
Patent holdings for IPC class E01D 101/22
Total number of patents in this class: 2
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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1
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Redi-Rock International, LLC | 57 |
1 |
| Hengqin Gonge Technology Co., Ltd. | 5 |
1 |
| Other owners | 0 |