- All sections
- B - Performing operationstransporting
- B08B - Cleaning in generalprevention of fouling in general
- B08B 9/055 - Cleaning the internal surfacesRemoval of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the cross-section of the pipes, e.g. pigs or moles
Patent holdings for IPC class B08B 9/055
Total number of patents in this class: 257
10-year publication summary
|
31
|
27
|
27
|
25
|
29
|
21
|
26
|
13
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 12891 |
20 |
| TDW Delaware, Inc. | 167 |
17 |
| Luisa Anne Sivacoe | 12 |
8 |
| Rosen IP AG | 46 |
7 |
| Halliburton Energy Services, Inc. | 20769 |
5 |
| Aramco Services Company | 3921 |
5 |
| Chevron Phillips Chemical Company LP | 1835 |
5 |
| Industrial Brushware Limited | 8 |
5 |
| Rosen Swiss AG | 88 |
5 |
| Bechtel Energy Technologies & Solutions, Inc. | 69 |
5 |
| Chevron U.S.A. Inc. | 3939 |
4 |
| Cokebusters Ltd. | 11 |
4 |
| Subsea 7 Norway AS | 88 |
4 |
| Uresh AG | 8 |
4 |
| International Business Machines Corporation | 61123 |
3 |
| BAE SYSTEMS plc | 2334 |
3 |
| Paradigm Flow Services Limited | 30 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 831 |
3 |
| S & B Technical Products, Inc. | 89 |
3 |
| Sanofi Winthrop Industrie | 26 |
3 |
| Other owners | 141 |