- All sections
- C - Chemistry; metallurgy
- C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
- C10B 55/00 - Coking mineral oils, bitumen, tar or the like, or mixtures thereof, with solid carbonaceous materials
Patent holdings for IPC class C10B 55/00
Total number of patents in this class: 266
10-year publication summary
|
13
|
10
|
31
|
15
|
17
|
18
|
22
|
26
|
12
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 11322 |
45 |
| ExxonMobil Research And Engineering Company | 2830 |
21 |
| Aramco Services Company | 3504 |
11 |
| ExxonMobil Chemical Patents Inc. | 4286 |
9 |
| Indian Oil Corporation Limited | 329 |
9 |
| AMEC Foster Wheeler USA Corporation | 22 |
9 |
| Bechtel Energy Technologies & Solutions, Inc. | 55 |
9 |
| Kellogg Brown & Root LLC | 489 |
7 |
| BP Corporation North America Inc. | 776 |
6 |
| GrafTech International Holdings Inc. | 108 |
6 |
| China Petroleum & Chemical Corporation | 1623 |
5 |
| Obshhestvo S Ogranichennoi Otvetstvennost'yu "promintekh" | 5 |
5 |
| SABIC Global Technologies B.V. | 4044 |
5 |
| Chevron U.S.A. Inc. | 3774 |
4 |
| Deltavalve, LLC | 52 |
4 |
| China University of Petroleum (Beijing) | 258 |
3 |
| Envirollea Inc. | 23 |
3 |
| Energy Integration, Inc. | 22 |
3 |
| Lummus Technology LLC | 365 |
3 |
| Carbon Holdings Intellectual Properties, LLC | 41 |
3 |
| Other owners | 96 |