- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 7/05 - Preparation from ammonium chloride
Patent holdings for IPC class C01B 7/05
Total number of patents in this class: 5
10-year publication summary
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yuanchu Technology (Beijing) Co., Ltd. | 23 |
2 |
| BASF SE | 21146 |
1 |
| Solvay SA | 967 |
1 |
| L3 Développement de procédés Inc. | 1 |
1 |
| Other owners | 0 |