- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 27/00 - Cartridge filters of the throw-away type
Patent holdings for IPC class B01D 27/00
Total number of patents in this class: 377
10-year publication summary
|
29
|
15
|
21
|
9
|
17
|
13
|
9
|
9
|
5
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Filtration IP, Inc. | 805 |
34 |
| Donaldson Company, Inc. | 1605 |
20 |
| Baldwin Filters, Inc. | 243 |
14 |
| MANN+HUMMEL GmbH | 1768 |
13 |
| MAHLE International GmbH | 2794 |
11 |
| Caterpillar Inc. | 9640 |
9 |
| Pall Corporation | 335 |
8 |
| ROKI Techno Co., Ltd | 50 |
8 |
| KX Technologies LLC | 156 |
7 |
| HYDAC Filtertechnik GmbH | 295 |
6 |
| Advanced Filtration Systems Inc. | 24 |
5 |
| Scientific Plastic Products, Inc. | 31 |
5 |
| EMD Millipore Corporation | 649 |
4 |
| Cummins Filtration Inc. | 199 |
4 |
| Fresenius Medical Care Holdings, Inc. | 1426 |
4 |
| Gambro Lundia AB | 1372 |
4 |
| Mann+Hummel Filtration Technology US LLC | 76 |
4 |
| Brita SE | 224 |
4 |
| FUJIFILM Corporation | 29696 |
3 |
| Brita GmbH | 97 |
3 |
| Other owners | 207 |