- All sections
- C - Chemistry; metallurgy
- C10G - Cracking hydrocarbon oils; production of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisation; recovery of hydrocarbon oils from oil-shale, oil-sand, or gases; refining mixtures mainly consisting of hydrocarbons; reforming of naphtha; mineral waxes
- C10G 53/04 - Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one extraction step
Patent holdings for IPC class C10G 53/04
Total number of patents in this class: 162
10-year publication summary
|
16
|
14
|
13
|
14
|
15
|
5
|
13
|
19
|
8
|
2
|
| 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 |
31 |
| ExxonMobil Research And Engineering Company | 2830 |
12 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
10 |
| Shell Oil Company | 2196 |
7 |
| Uop LLC | 4083 |
5 |
| Baker Hughes Holdings LLC | 3060 |
5 |
| Aramco Services Company | 3504 |
4 |
| Totalenergies Onetech | 536 |
4 |
| Amyris, Inc. | 368 |
3 |
| Pall Corporation | 392 |
3 |
| Steeper Energy ApS | 81 |
3 |
| Triton Emission Solutions Inc. | 5 |
3 |
| Regen III Corp. | 13 |
3 |
| General Electric Company | 18133 |
2 |
| Board of Regents, The University of Texas System | 5370 |
2 |
| China University of Petroleum (Beijing) | 258 |
2 |
| Foster Wheeler USA Corporation | 16 |
2 |
| Indian Oil Corporation Limited | 329 |
2 |
| MEG Energy Corp. | 16 |
2 |
| Petroleo Brasileiro S.A. - Petrobras | 730 |
2 |
| Other owners | 55 |