- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 15/18 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing nitrogen containing an amine or imine moiety
Patent holdings for IPC class C09K 15/18
Total number of patents in this class: 112
10-year publication summary
|
6
|
10
|
5
|
12
|
15
|
7
|
9
|
3
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infineum International Limited | 409 |
9 |
| Dorf Ketal Chemicals (India) Private Limited | 74 |
8 |
| Ecolab USA Inc. | 5598 |
8 |
| Soilgenic Technologies, LLC | 58 |
7 |
| Specialty Operations France | 868 |
7 |
| Adeka Corporation | 1367 |
4 |
| Chemtura Corporation | 146 |
4 |
| Lanxess Corporation | 278 |
4 |
| Bridgestone Corporation | 7217 |
3 |
| Plastipak Packaging, Inc. | 307 |
3 |
| Sumitomo Chemical Company, Limited | 9109 |
2 |
| Elkimia, Inc. | 8 |
2 |
| Huntsman Petrochemical LLC | 300 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3499 |
2 |
| Songwon Industrial Co., Ltd. | 67 |
2 |
| Tohoku University | 2846 |
2 |
| Lanxess Solutions US, Inc. | 107 |
2 |
| Rtx Corporation | 9596 |
2 |
| Halliburton Energy Services, Inc. | 21078 |
1 |
| BASF SE | 21087 |
1 |
| Other owners | 37 |