- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02F - Cylinders, pistons, or casings for combustion engines; arrangements of sealings in combustion engines
- F02F 1/12 - Preventing corrosion of liquid-swept surfaces
Patent holdings for IPC class F02F 1/12
Total number of patents in this class: 7
10-year publication summary
|
1
|
1
|
0
|
0
|
0
|
1
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Deere & Company | 7318 |
2 |
| MAHLE International GmbH | 2690 |
2 |
| Caterpillar Inc. | 9149 |
1 |
| MAHLE Metal Leve S/A | 158 |
1 |
| Safran Aircraft Engines | 6024 |
1 |
| Other owners | 0 |