- 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: 61
10-year publication summary
|
4
|
10
|
8
|
9
|
11
|
7
|
2
|
5
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 10761 |
4 |
| Saint-Gobain Performance Plastics Corporation | 1044 |
3 |
| Caterpillar Inc. | 10180 |
2 |
| Carl Freudenberg KG | 1444 |
2 |
| Trelleborg Sealing Solutions Germany GmbH | 188 |
2 |
| Sealink Corp. | 16 |
2 |
| Kinetic Pressure Control Limited | 90 |
2 |
| Inpro/Seal LLC | 103 |
2 |
| Atlas Seals, Inc. | 4 |
2 |
| Halliburton Energy Services, Inc. | 21242 |
1 |
| Lexmark International, Inc. | 1563 |
1 |
| NTN Corporation | 4934 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
1 |
| ABB Schweiz AG | 7491 |
1 |
| Aktiebolaget SKF | 3091 |
1 |
| A.W. Chesterton Company | 88 |
1 |
| Bruss Sealing Systems GmbH | 21 |
1 |
| Consolidated Metco, Inc. | 174 |
1 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
1 |
| Duerr Systems AG | 247 |
1 |
| Other owners | 29 |