- 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: 113
10-year publication summary
|
10
|
5
|
12
|
15
|
9
|
11
|
4
|
3
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infineum International Limited | 454 |
11 |
| Dorf Ketal Chemicals (India) Private Limited | 71 |
8 |
| Ecolab USA Inc. | 5813 |
8 |
| Soilgenic Technologies, LLC | 60 |
7 |
| Specialty Operations France | 930 |
7 |
| Lanxess Corporation | 289 |
5 |
| Adeka Corporation | 1380 |
4 |
| Chemtura Corporation | 124 |
4 |
| Bridgestone Corporation | 7277 |
3 |
| Plastipak Packaging, Inc. | 269 |
3 |
| Sumitomo Chemical Company, Limited | 8968 |
2 |
| Huntsman Petrochemical LLC | 310 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
2 |
| Songwon Industrial Co., Ltd. | 66 |
2 |
| Tohoku University | 3007 |
2 |
| Lanxess Solutions US, Inc. | 102 |
2 |
| Rtx Corporation | 10127 |
2 |
| Halliburton Energy Services, Inc. | 21309 |
1 |
| BASF SE | 21306 |
1 |
| LG Chem, Ltd. | 17950 |
1 |
| Other owners | 36 |