- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 135/28 - Thiols; Sulfides; Polysulfides containing sulfur atoms bound to a carbon atom of a six-membered aromatic ring
Patent holdings for IPC class C10M 135/28
Total number of patents in this class: 29
10-year publication summary
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5
|
0
|
4
|
2
|
0
|
3
|
2
|
1
|
2
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 3995 |
7 |
| The Lubrizol Corporation | 1335 |
5 |
| ExxonMobil Research And Engineering Company | 2830 |
3 |
| Chevron Oronite Company LLC | 551 |
2 |
| Afton Chemical Corporation | 468 |
2 |
| BASF SE | 19740 |
1 |
| Denso Corporation | 23338 |
1 |
| Chemtura Corporation | 211 |
1 |
| China Petroleum & Chemical Corporation | 1623 |
1 |
| Clariant Finance (BVI) Limited | 427 |
1 |
| Council of Scientific & Industrial Research | 1397 |
1 |
| Kyodo Yushi Co., Ltd. | 224 |
1 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
1 |
| Lanxess Solutions US, Inc. | 116 |
1 |
| Copeland LP | 656 |
1 |
| Other owners | 0 |