- All sections
- C - Chemistrymetallurgy
- C23F - Non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialinhibiting incrustation in generalmulti-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class
- C23F 11/16 - Sulfur-containing compounds
Patent holdings for IPC class C23F 11/16
Total number of patents in this class: 238
10-year publication summary
|
25
|
21
|
22
|
22
|
20
|
24
|
8
|
12
|
13
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20042 |
30 |
| Ecolab USA Inc. | 5471 |
26 |
| Championx LLC | 494 |
12 |
| BASF SE | 20904 |
8 |
| Championx USA Inc. | 184 |
7 |
| Arkema France | 4061 |
6 |
| Shikoku Chemicals Corporation | 91 |
5 |
| Baker Hughes, a GE Company, LLC | 2113 |
5 |
| Halliburton Energy Services, Inc. | 20862 |
4 |
| The United States of America as represented by the Secretary of the Navy | 2747 |
4 |
| IFP Energies Nouvelles | 2943 |
4 |
| Instituto Mexicano Del Petroleo | 222 |
4 |
| Dorf Ketal Chemicals FZE | 197 |
4 |
| Honda Motor Co., Ltd. | 25174 |
3 |
| JX Nippon Oil & Energy Corporation | 999 |
3 |
| Nippon Shokubai Co., Ltd. | 1508 |
3 |
| Stepan Company | 574 |
3 |
| Suez Groupe | 171 |
3 |
| Baker Hughes Oilfield Operations, LLC | 2289 |
3 |
| Schlumberger Technology Corporation | 10673 |
2 |
| Other owners | 99 |