- All sections
- A - Human necessities
- A61M - Devices for introducing media into, or onto, the bodydevices for transducing body media or for taking media from the bodydevices for producing or ending sleep or stupor
- A61M 1/34 - Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration, diafiltration
Patent holdings for IPC class A61M 1/34
Total number of patents in this class: 2593
10-year publication summary
|
225
|
178
|
233
|
259
|
255
|
191
|
172
|
137
|
123
|
69
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gambro Lundia AB | 1398 |
263 |
| Fresenius Medical Care Deutschland GmbH | 2242 |
251 |
| Fresenius Medical Care Holdings, Inc. | 1421 |
163 |
| Fenwal, Inc. | 708 |
157 |
| Nikkiso Co., Ltd. | 801 |
60 |
| Mozarc Medical US LLC | 387 |
51 |
| Vantive US Healthcare LLC | 375 |
49 |
| Terumo BCT, Inc. | 478 |
48 |
| B. Braun Avitum AG | 386 |
39 |
| DEKA Products Limited Partnership | 1900 |
38 |
| Vantive Health GmbH | 324 |
33 |
| NxStage Medical, Inc. | 296 |
28 |
| Haemonetics Corporation | 252 |
27 |
| Becton, Dickinson and Company | 7594 |
26 |
| Asahi Kasei Medical Co., Ltd. | 231 |
24 |
| White Swell Medical Ltd | 84 |
23 |
| Baxter Healthcare S.A. | 1393 |
22 |
| Eliaz Therapeutics, Inc. | 28 |
21 |
| Nuwellis, Inc. | 33 |
21 |
| Baxter International Inc. | 1885 |
20 |
| Other owners | 1229 |