- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 135/32 - Heterocyclic sulfur, selenium or tellurium compounds
Patent holdings for IPC class C10M 135/32
Total number of patents in this class: 14
10-year publication summary
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0
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3
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0
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2
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0
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0
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0
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0
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Lubrizol Corporation | 1310 |
5 |
| Idemitsu Kosan Co., Ltd. | 4106 |
3 |
| KD Finechem Co., Ltd. | 28 |
2 |
| FUJIFILM Corporation | 28506 |
1 |
| Chevron U.S.A. Inc. | 3847 |
1 |
| Chevron Oronite Company LLC | 560 |
1 |
| Afton Chemical Corporation | 478 |
1 |
| Other owners | 0 |