- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 21/14 - HydroxylamineSalts thereof
Patent holdings for IPC class C01B 21/14
Total number of patents in this class: 28
10-year publication summary
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1
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2
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0
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1
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0
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2
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0
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0
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3
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3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5373 |
5 |
| BASF SE | 21308 |
4 |
| Dana-Farber Cancer Institute, Inc. | 2665 |
4 |
| Cytec Technology Corp. | 259 |
3 |
| Cap III B.V. | 56 |
2 |
| Sumitomo Chemical Company, Limited | 8968 |
1 |
| Wisconsin Alumni Research Foundation | 3902 |
1 |
| Aerojet Rocketdyne, Inc. | 175 |
1 |
| EKC Technology, Inc. | 84 |
1 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 345 |
1 |
| Indian Institute of Science | 351 |
1 |
| Southwest Research Institute | 746 |
1 |
| University of Georgia Research Foundation, Inc. | 1073 |
1 |
| Wayne State University | 700 |
1 |
| Anthea Aromatics Private Limited | 11 |
1 |
| Other owners | 0 |