- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 27/08 - Construction of the casing
Patent holdings for IPC class B01D 27/08
Total number of patents in this class: 724
10-year publication summary
|
58
|
69
|
49
|
56
|
53
|
48
|
48
|
39
|
30
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Filtration IP, Inc. | 808 |
60 |
| MANN+HUMMEL GmbH | 1753 |
58 |
| Donaldson Company, Inc. | 1598 |
40 |
| Baldwin Filters, Inc. | 239 |
37 |
| Caterpillar Inc. | 9509 |
21 |
| KX Technologies LLC | 156 |
18 |
| MAHLE International GmbH | 2751 |
18 |
| 3m Innovative Properties Company | 17855 |
15 |
| Whirlpool Corporation | 4395 |
12 |
| Cummins Filtration Inc. | 195 |
11 |
| Parker-Hannifin Corporation | 1032 |
10 |
| EcoWater Systems LLC | 136 |
8 |
| HYDAC Filtertechnik GmbH | 295 |
8 |
| ROKI Techno Co., Ltd | 49 |
8 |
| Solventum Intellectual Properties Company | 3313 |
8 |
| Mann+Hummel Filtration Technology US LLC | 76 |
7 |
| Wix Filtration Corp LLC | 26 |
7 |
| DV Industries, LLC | 6 |
6 |
| Parker Intangibles LLC | 1172 |
6 |
| K&N Engineering, Inc. | 432 |
6 |
| Other owners | 360 |