- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 15/18 - Anti-oxidant compositions; Compositions 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: 110
10-year publication summary
|
5
|
6
|
10
|
5
|
12
|
15
|
9
|
11
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dorf Ketal Chemicals (India) Private Limited | 81 |
8 |
| Ecolab USA Inc. | 5190 |
8 |
| Infineum International Limited | 340 |
7 |
| Specialty Operations France | 563 |
7 |
| Lanxess Corporation | 172 |
5 |
| Soilgenic Technologies, LLC | 45 |
5 |
| Adeka Corporation | 1333 |
4 |
| Chemtura Corporation | 211 |
4 |
| Bridgestone Corporation | 7067 |
3 |
| Plastipak Packaging, Inc. | 369 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
2 |
| Elkimia, Inc. | 7 |
2 |
| Huntsman Petrochemical LLC | 276 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
| Nippon Oil Corporation | 340 |
2 |
| Songwon Industrial Co., Ltd. | 64 |
2 |
| Lanxess Solutions US, Inc. | 116 |
2 |
| Rtx Corporation | 8674 |
2 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| BASF SE | 19740 |
1 |
| Other owners | 38 |