- 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: 69
10-year publication summary
|
3
|
6
|
8
|
2
|
5
|
6
|
4
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Lubrizol Corporation | 1249 |
12 |
| Hitachi Astemo, Ltd. | 6410 |
8 |
| NTN Corporation | 4915 |
5 |
| Shell Internationale Research Maatschappij B.V. | 3409 |
4 |
| Chevron Oronite Company LLC | 595 |
3 |
| BASF SE | 21303 |
2 |
| Afton Chemical Corporation | 492 |
2 |
| Aktiebolaget SKF | 3126 |
2 |
| Castrol Limited | 513 |
2 |
| Huntsman Petrochemical LLC | 309 |
2 |
| Hydro-Quebec | 634 |
2 |
| Nanotech Industrial Solutions Inc. | 19 |
2 |
| Nouryon Chemicals International B.V. | 647 |
2 |
| Sumitomo Electric Industries, Ltd. | 16305 |
1 |
| Hitachi Automotive Systems, Ltd. | 3954 |
1 |
| Shell Oil Company | 2075 |
1 |
| NSK Ltd. | 2831 |
1 |
| Agency for Science, Technology and Research | 3729 |
1 |
| Akzo Nobel Chemicals International B.V. | 419 |
1 |
| Indian Institute of Science | 351 |
1 |
| Other owners | 14 |