- All sections
- A - Human necessities
- A61F - Filters implantable into blood vesselsprosthesesdevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stentsorthopaedic, nursing or contraceptive devicesfomentationtreatment or protection of eyes or earsbandages, dressings or absorbent padsfirst-aid kits
- A61F 5/442 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices having irrigation ports or means
Patent holdings for IPC class A61F 5/442
Total number of patents in this class: 117
10-year publication summary
|
17
|
13
|
11
|
10
|
26
|
12
|
20
|
12
|
8
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Coloplast A/S | 1882 |
12 |
| Purewick Corporation | 347 |
11 |
| B. Braun Medical SAS | 96 |
10 |
| Suzhou Alton Electrical & Mechanical Industry Co., Ltd. | 51 |
10 |
| Hollister Incorporated | 1018 |
9 |
| ConvaTec Technologies Inc. | 293 |
8 |
| Curaco Inc. | 23 |
4 |
| Motus GI Medical Technologies Ltd. | 39 |
4 |
| Advanced Medical Balloons GmbH | 35 |
2 |
| Ostomycure AS | 39 |
2 |
| CM Technologies, Inc. | 18 |
2 |
| JSR Medical Co., Ltd. | 14 |
2 |
| The Regents of the University of California | 19784 |
1 |
| Kimberly-clark Worldwide, Inc. | 5501 |
1 |
| Boston Scientific Scimed, Inc. | 10084 |
1 |
| Hamilton Sundstrand Corporation | 4824 |
1 |
| Board of Regents, The University of Texas System | 5738 |
1 |
| Boe Technology Group Co., Ltd. | 40474 |
1 |
| ConvaTec Limited | 315 |
1 |
| Daiwa House Industry Co., Ltd. | 113 |
1 |
| Other owners | 33 |