- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 129/76 - Esters containing free hydroxy or carboxyl groups
Patent holdings for IPC class C10M 129/76
Total number of patents in this class: 238
10-year publication summary
|
12
|
22
|
18
|
10
|
11
|
12
|
15
|
8
|
22
|
0
|
| 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 |
39 |
| The Lubrizol Corporation | 1335 |
33 |
| JX Nippon Oil & Energy Corporation | 1019 |
13 |
| Castrol Limited | 520 |
11 |
| ExxonMobil Research And Engineering Company | 2830 |
9 |
| Kyodo Yushi Co., Ltd. | 224 |
9 |
| Chevron Oronite Company LLC | 551 |
8 |
| NOK Corporation | 2108 |
7 |
| KYB Corporation | 1278 |
6 |
| NTN Corporation | 5008 |
5 |
| Infineum International Limited | 340 |
5 |
| Nippon Oil Corporation | 340 |
5 |
| Totalenergies Onetech | 536 |
5 |
| Afton Chemical Corporation | 468 |
3 |
| Croda, Inc. | 124 |
3 |
| Klueber Lubrication Muenchen SE & Co. KG | 25 |
3 |
| Total Marketing Services | 487 |
3 |
| BASF SE | 19740 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| Toyota Motor Corporation | 28582 |
2 |
| Other owners | 65 |