- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 159/16 - Reaction products obtained by Mannich reactions
Patent holdings for IPC class C10M 159/16
Total number of patents in this class: 33
10-year publication summary
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3
|
2
|
2
|
3
|
1
|
1
|
0
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0
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1
|
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
|
|---|---|---|
| Chevron Oronite Company LLC | 551 |
7 |
| The Lubrizol Corporation | 1335 |
7 |
| Chevron Oronite Technology B.V. | 66 |
4 |
| Baker Hughes Incorporated | 5689 |
2 |
| BASF SE | 19740 |
2 |
| ExxonMobil Research And Engineering Company | 2830 |
2 |
| Afton Chemical Corporation | 468 |
2 |
| China Petroleum & Chemical Corporation | 1623 |
2 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
2 |
| Chevron Oronite Technology B.V. | 7 |
1 |
| U.S. Bank National Association | 728 |
1 |
| Curas Ltd. | 5 |
1 |
| Other owners | 0 |