- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 8/582 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of bacteria
Patent holdings for IPC class C09K 8/582
Total number of patents in this class: 219
10-year publication summary
|
14
|
19
|
17
|
15
|
18
|
16
|
9
|
15
|
12
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Locus Solutions IPCo, LLC | 341 |
21 |
| Hunting Energy Services Production Technology, Inc. | 21 |
13 |
| Commonwealth Scientific and Industrial Research Organisation | 1655 |
12 |
| BP Corporation North America Inc. | 742 |
9 |
| Goe-ip AS | 12 |
8 |
| 9668241 Canada Inc. | 12 |
8 |
| E. I. du Pont de Nemours and Company | 3534 |
7 |
| Lignosol IP Limited | 32 |
7 |
| Yangtze University | 74 |
5 |
| Locus Oil IP Company, LLC | 23 |
5 |
| Schlumberger Technology Corporation | 11818 |
4 |
| Halliburton Energy Services, Inc. | 21338 |
4 |
| The Regents of the University of California | 20745 |
4 |
| Saudi Arabian Oil Company | 14235 |
4 |
| Transworld Technologies Inc. | 21 |
4 |
| Cemvita Factory, Inc. | 48 |
4 |
| Chevron U.S.A. Inc. | 4140 |
3 |
| China Petroleum & Chemical Corporation | 2152 |
3 |
| China University of Geosciences, Beijing | 82 |
3 |
| Geo Fossil Fuels, LLC | 7 |
3 |
| Other owners | 88 |