- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 30/08 - Resistance to extreme temperature
Patent holdings for IPC class C10N 30/08
Total number of patents in this class: 572
10-year publication summary
|
28
|
26
|
23
|
47
|
40
|
41
|
38
|
18
|
28
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4138 |
97 |
| Kyodo Yushi Co., Ltd. | 233 |
32 |
| JX Nippon Oil & Energy Corporation | 999 |
28 |
| NTN Corporation | 4982 |
24 |
| ExxonMobil Research And Engineering Company | 2604 |
18 |
| Moresco Corporation | 160 |
16 |
| Shell Internationale Research Maatschappij B.V. | 3471 |
14 |
| The Lubrizol Corporation | 1284 |
13 |
| Totalenergies Onetech | 1222 |
13 |
| Dexerials Corporation | 1937 |
11 |
| ExxonMobil Chemical Patents Inc. | 4047 |
9 |
| Total Marketing Services | 476 |
9 |
| ENEOS Corporation | 596 |
8 |
| Mexichem Fluor, Sociedad Anonima de Capital Variable | 203 |
7 |
| Nippon Oil Corporation | 298 |
7 |
| Kao Corporation | 4925 |
6 |
| Chevron U.S.A. Inc. | 3902 |
6 |
| Showa Denko K.K. | 2286 |
6 |
| Shell Oil Company | 2144 |
5 |
| Mitsui Chemicals, Inc. | 3194 |
5 |
| Other owners | 238 |