- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 149/14 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds a condensation reaction being involved
Patent holdings for IPC class C10M 149/14
Total number of patents in this class: 82
10-year publication summary
|
4
|
3
|
6
|
8
|
2
|
5
|
5
|
4
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Lubrizol Corporation | 1313 |
13 |
| Hitachi Astemo, Ltd. | 6091 |
8 |
| NTN Corporation | 4976 |
7 |
| Shell Internationale Research Maatschappij B.V. | 3722 |
4 |
| Chevron Oronite Company LLC | 560 |
4 |
| Idemitsu Kosan Co., Ltd. | 4103 |
3 |
| BASF SE | 20432 |
2 |
| JTEKT Corporation | 2443 |
2 |
| NSK Ltd. | 2738 |
2 |
| Afton Chemical Corporation | 477 |
2 |
| Aktiebolaget SKF | 2839 |
2 |
| Castrol Limited | 529 |
2 |
| Hydro-Quebec | 644 |
2 |
| Kyodo Yushi Co., Ltd. | 230 |
2 |
| Nanotech Industrial Solutions Inc. | 25 |
2 |
| Nihon Parkerizing Co., Ltd. | 280 |
2 |
| Nouryon Chemicals International B.V. | 598 |
2 |
| Hitachi Automotive Systems, Ltd. | 3962 |
1 |
| FUJIFILM Corporation | 28805 |
1 |
| Shell Oil Company | 2153 |
1 |
| Other owners | 18 |