- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 21/30 - Preparation by oxidation of nitrogen
Patent holdings for IPC class C01B 21/30
Total number of patents in this class: 34
10-year publication summary
|
1
|
1
|
1
|
0
|
6
|
2
|
3
|
4
|
0
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| N2 Applied AS | 13 |
8 |
| BASF SE | 20904 |
3 |
| The General Hospital Corporation | 4720 |
3 |
| Altmerge, LLC | 9 |
3 |
| Nitrocapt AB | 13 |
3 |
| NitricGen, Inc. | 9 |
2 |
| Third Pole, Inc. | 56 |
2 |
| Koninklijke Philips N.V. | 24718 |
1 |
| Koninklijke Philips Electronics N.V. | 9765 |
1 |
| Bar-gadda LLC | 2 |
1 |
| Deepak Nitrite Limited | 25 |
1 |
| Instytut Wysokich Cisnien Polskiej Akademii Nauk | 39 |
1 |
| Konklijke Philips N.V. | 3 |
1 |
| Universite du Littoral Cote D'opale | 24 |
1 |
| Philips Intellectual Property & Standards GmbH | 1947 |
1 |
| Clean Energies Tech Co. | 1 |
1 |
| Alti, LLC | 4 |
1 |
| Other owners | 0 |