- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 30/18 - Anti-foaming property
Patent holdings for IPC class C10N 30/18
Total number of patents in this class: 145
10-year publication summary
|
5
|
10
|
6
|
14
|
10
|
12
|
17
|
11
|
19
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4109 |
14 |
| The Lubrizol Corporation | 1315 |
11 |
| Shell Internationale Research Maatschappij B.V. | 3724 |
6 |
| VGP Ipco, LLC | 175 |
6 |
| DIC Corporation | 3677 |
5 |
| JXTG Nippon Oil & Energy Corporation | 324 |
5 |
| ENEOS Corporation | 588 |
5 |
| Totalenergies Onetech | 1123 |
5 |
| BASF SE | 20421 |
3 |
| ExxonMobil Research And Engineering Company | 2657 |
3 |
| Chevron Oronite Company LLC | 561 |
3 |
| Afton Chemical Corporation | 477 |
3 |
| Infineum International Limited | 349 |
3 |
| SANYO Chemical Industries, Ltd. | 476 |
3 |
| Total Marketing Services | 484 |
3 |
| Shell USA, Inc. | 1137 |
3 |
| Totalenergies Onetech (previously Totalenergies One Tech) | 302 |
3 |
| Shell Oil Company | 2153 |
2 |
| The Board of Trustees of the Leland Stanford Junior University | 6257 |
2 |
| Dow Global Technologies LLC | 10167 |
2 |
| Other owners | 55 |