- 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: 2564
10-year publication summary
|
225
|
178
|
233
|
259
|
255
|
190
|
170
|
136
|
120
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gambro Lundia AB | 1356 |
258 |
| Fresenius Medical Care Deutschland GmbH | 2213 |
253 |
| Fresenius Medical Care Holdings, Inc. | 1422 |
165 |
| Fenwal, Inc. | 695 |
156 |
| Nikkiso Co., Ltd. | 808 |
60 |
| Mozarc Medical US LLC | 376 |
51 |
| Terumo BCT, Inc. | 474 |
46 |
| Vantive Health GmbH | 355 |
42 |
| Vantive US Healthcare LLC | 301 |
40 |
| B. Braun Avitum AG | 370 |
38 |
| DEKA Products Limited Partnership | 1857 |
38 |
| Haemonetics Corporation | 254 |
27 |
| NxStage Medical, Inc. | 295 |
27 |
| Becton, Dickinson and Company | 7562 |
26 |
| Asahi Kasei Medical Co., Ltd. | 234 |
24 |
| Baxter International Inc. | 1893 |
22 |
| Baxter Healthcare S.A. | 1392 |
22 |
| White Swell Medical Ltd | 82 |
22 |
| Nuwellis, Inc. | 33 |
21 |
| Eliaz Therapeutics, Inc. | 27 |
20 |
| Other owners | 1206 |