- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 135/34 - Heterocyclic sulfur, selenium or tellurium compounds the ring containing sulfur and carbon only
Patent holdings for IPC class C10M 135/34
Total number of patents in this class: 31
10-year publication summary
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3
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4
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1
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2
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2
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2
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0
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2
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2
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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 |
3 |
| The Lubrizol Corporation | 1335 |
3 |
| JXTG Nippon Oil & Energy Corporation | 325 |
3 |
| JTEKT Corporation | 2423 |
2 |
| Biosynthetic Technologies, LLC | 92 |
2 |
| China Petroleum & Chemical Corporation | 1623 |
2 |
| Oleon NV | 98 |
2 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
2 |
| Volkswagen AG | 6966 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
| Denso Corporation | 23338 |
1 |
| DSM IP Assets B.V. | 5856 |
1 |
| Albemarle Corporation | 514 |
1 |
| Chemtura Corporation | 211 |
1 |
| Infineum International Limited | 340 |
1 |
| JX Nippon Oil & Energy Corporation | 1019 |
1 |
| Kyodo Yushi Co., Ltd. | 224 |
1 |
| Lanxess Solutions US, Inc. | 116 |
1 |
| SK Enmove Co., Ltd. | 31 |
1 |
| Other owners | 0 |