- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 15/22 - Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing nitrogen and oxygen containing an amide or imide moiety
Patent holdings for IPC class C09K 15/22
Total number of patents in this class: 64
10-year publication summary
|
8
|
7
|
3
|
3
|
4
|
3
|
7
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20403 |
6 |
| Soilgenic Technologies, LLC | 52 |
4 |
| Ecolab USA Inc. | 5338 |
3 |
| Championx LLC | 441 |
3 |
| Honeywell International Inc. | 14012 |
2 |
| Dorf Ketal Chemicals (India) Private Limited | 79 |
2 |
| Huntsman Petrochemical LLC | 284 |
2 |
| Megmilk Snow Brand Co., Ltd. | 186 |
2 |
| National University Corporation Hokkaido University | 1334 |
2 |
| Stepan Company | 573 |
2 |
| Versum Materials US, LLC | 622 |
2 |
| Halliburton Energy Services, Inc. | 20419 |
1 |
| The Sherwin-Williams Company | 560 |
1 |
| FUJIFILM Corporation | 28555 |
1 |
| Adelaide Research & Innovation Pty Ltd | 97 |
1 |
| Arteco N.V. | 38 |
1 |
| Ballance Agri-Nutrients Limited | 8 |
1 |
| ChemTreat, Inc. | 207 |
1 |
| Ciba Specialty Chemicals Corporation | 21 |
1 |
| Constar International Inc. | 18 |
1 |
| Other owners | 25 |