- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 8/14 - Clay-containing compositions
Patent holdings for IPC class C09K 8/14
Total number of patents in this class: 146
10-year publication summary
|
12
|
10
|
8
|
12
|
22
|
14
|
13
|
9
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20165 |
39 |
| Saudi Arabian Oil Company | 11322 |
30 |
| King Fahd University of Petroleum and Minerals | 779 |
6 |
| M-I L.L.C. | 893 |
6 |
| Aramco Services Company | 3504 |
5 |
| Southwest Petroleum University | 403 |
4 |
| Schlumberger Technology Corporation | 9690 |
3 |
| CURTIS, Philip, Anthony | 497 |
3 |
| Baker Hughes Incorporated | 5689 |
2 |
| KWH Mirka Ltd | 20 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
| Kao Specialties Americas LLC | 4 |
2 |
| Schlumberger Canada Limited | 6913 |
1 |
| Schlumberger Technology B.v. | 4951 |
1 |
| Schlumberger Holdings Limited | 2947 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| Mitsui Chemicals, Inc. | 3134 |
1 |
| Kaneka Corporation | 4445 |
1 |
| Akita University | 88 |
1 |
| BASF Construction Polymers GmbH | 22 |
1 |
| Other owners | 34 |