- All sections
- C - Chemistry; metallurgy
- C10N - Indexing scheme associated with subclass
- C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
Patent holdings for IPC class C10N 30/10
Total number of patents in this class: 617
10-year publication summary
|
14
|
26
|
38
|
25
|
58
|
55
|
54
|
45
|
31
|
10
|
| 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 |
93 |
| The Lubrizol Corporation | 1335 |
52 |
| ExxonMobil Research And Engineering Company | 2830 |
44 |
| Chevron Oronite Company LLC | 551 |
23 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
22 |
| JX Nippon Oil & Energy Corporation | 1019 |
22 |
| Nippon Oil Corporation | 340 |
13 |
| ExxonMobil Chemical Patents Inc. | 4286 |
12 |
| Chevron U.S.A. Inc. | 3774 |
11 |
| Afton Chemical Corporation | 468 |
11 |
| BASF SE | 19740 |
10 |
| Adeka Corporation | 1333 |
10 |
| Kyodo Yushi Co., Ltd. | 224 |
10 |
| Total Marketing Services | 487 |
10 |
| ENEOS Corporation | 611 |
10 |
| Dow Global Technologies LLC | 10147 |
9 |
| Chemtura Corporation | 211 |
9 |
| Shell Oil Company | 2196 |
8 |
| Asahi Glass Company, Limited | 2985 |
6 |
| Infineum International Limited | 340 |
6 |
| Other owners | 226 |