- All sections
- A - Human necessities
- A61M - Devices for introducing media into, or onto, the body; devices for transducing body media or for taking media from the body; devices for producing or ending sleep or stupor
- A61M 39/28 - Clamping means for squeezing flexible tubes, e.g. roller clamps
Patent holdings for IPC class A61M 39/28
Total number of patents in this class: 768
10-year publication summary
|
56
|
51
|
83
|
60
|
77
|
103
|
68
|
56
|
85
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CareFusion 303, Inc. | 1975 |
75 |
| DEKA Products Limited Partnership | 1640 |
52 |
| Becton, Dickinson and Company | 6712 |
35 |
| Terumo Kabushiki Kaisha | 5216 |
30 |
| Fresenius Medical Care Deutschland GmbH | 2100 |
28 |
| Baxter International Inc. | 2425 |
22 |
| Baxter Healthcare S.A. | 1810 |
21 |
| B. Braun Melsungen AG | 950 |
20 |
| NxStage Medical, Inc. | 294 |
12 |
| Fresenius Vial SAS | 177 |
10 |
| Nikkiso Co., Ltd. | 754 |
10 |
| Nestec S.A. | 2777 |
9 |
| Fresenius Medical Care Holdings, Inc. | 1354 |
9 |
| Medtronic CryoCath LP | 322 |
8 |
| Fenwal, Inc. | 626 |
8 |
| Nipro Corporation | 995 |
8 |
| Smiths Medical ASD, Inc. | 766 |
7 |
| Somnus Medical, LLC | 12 |
7 |
| ACIST Medical Systems, Inc. | 315 |
6 |
| Avent, Inc. | 1007 |
6 |
| Other owners | 385 |