- All sections
- C - Chemistry; metallurgy
- C23F - Non-mechanical removal of metallic material from surfaces; inhibiting corrosion of metallic material; inhibiting incrustation in general; multi-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 13/06 - Constructional parts, or assemblies of cathodic-protection apparatus
Patent holdings for IPC class C23F 13/06
Total number of patents in this class: 157
10-year publication summary
15
|
15
|
15
|
20
|
15
|
11
|
11
|
6
|
8
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Vector Corrosion Technologies Ltd. | 42 |
10 |
Saudi Arabian Oil Company | 11322 |
8 |
MATCOR, Inc. | 22 |
7 |
Sika Technology AG | 2650 |
6 |
Semb-eco R&D Pte Ltd | 10 |
5 |
Aramco Services Company | 3504 |
4 |
GE Oil & Gas UK Limited | 170 |
4 |
Rtx Corporation | 8674 |
4 |
E-chem Technologies Limited | 4 |
3 |
Superprop Limited | 5 |
3 |
Volvo Penta Corporation | 91 |
3 |
The United States of America as represented by the Secretary of the Navy | 2734 |
2 |
Air Products and Chemicals, Inc. | 1448 |
2 |
ApS Materials, Inc. | 5 |
2 |
Construction Research & Technology GmbH | 640 |
2 |
Corrosion Service Company Limited | 16 |
2 |
Deepwater Corrosion Services, Inc. | 11 |
2 |
Fujimori Kogyo Co., Ltd. | 257 |
2 |
HS R & a Co., Ltd. | 27 |
2 |
Mobiltex Data Ltd. | 11 |
2 |
Other owners | 82 |