- 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: 730
10-year publication summary
|
58
|
69
|
49
|
56
|
53
|
48
|
48
|
40
|
30
|
18
|
| 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 | 1758 |
59 |
| Donaldson Company, Inc. | 1600 |
40 |
| Baldwin Filters, Inc. | 242 |
39 |
| Caterpillar Inc. | 9548 |
21 |
| KX Technologies LLC | 157 |
18 |
| MAHLE International GmbH | 2770 |
18 |
| 3m Innovative Properties Company | 17833 |
15 |
| Whirlpool Corporation | 4419 |
12 |
| Cummins Filtration Inc. | 194 |
11 |
| Parker-Hannifin Corporation | 1037 |
10 |
| ROKI Techno Co., Ltd | 50 |
9 |
| EcoWater Systems LLC | 136 |
8 |
| HYDAC Filtertechnik GmbH | 296 |
8 |
| Solventum Intellectual Properties Company | 3325 |
8 |
| Mann+Hummel Filtration Technology US LLC | 76 |
7 |
| Wix Filtration Corp LLC | 26 |
7 |
| DV Industries, LLC | 6 |
6 |
| Parker Intangibles LLC | 1163 |
6 |
| K&N Engineering, Inc. | 435 |
6 |
| Other owners | 362 |