- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16J - Pistonscylinderspressure vessels in generalsealings
- F16J 15/3248 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
Patent holdings for IPC class F16J 15/3248
Total number of patents in this class: 59
10-year publication summary
|
3
|
4
|
10
|
8
|
9
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11
|
7
|
2
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 9747 |
4 |
| Saint-Gobain Performance Plastics Corporation | 1036 |
3 |
| Caterpillar Inc. | 9472 |
2 |
| A.W. Chesterton Company | 90 |
2 |
| Carl Freudenberg KG | 1367 |
2 |
| Trelleborg Sealing Solutions Germany GmbH | 190 |
2 |
| Sealink Corp. | 13 |
2 |
| Kinetic Pressure Control Limited | 80 |
2 |
| Inpro/Seal LLC | 84 |
2 |
| Atlas Seals, Inc. | 4 |
2 |
| Halliburton Energy Services, Inc. | 20749 |
1 |
| Lexmark International, Inc. | 1677 |
1 |
| NTN Corporation | 4974 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10837 |
1 |
| ABB Schweiz AG | 6887 |
1 |
| Aktiebolaget SKF | 2921 |
1 |
| Bruss Sealing Systems GmbH | 20 |
1 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
1 |
| Duerr Systems AG | 223 |
1 |
| ElringKlinger AG | 533 |
1 |
| Other owners | 26 |