- 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 5/443 - Devices worn by the patient for reception of urine, faeces, catamenial or other dischargeColostomy devices having hydrocolloid type seals, e.g. gels, starches, karaya gums
Patent holdings for IPC class A61F 5/443
Total number of patents in this class: 705
10-year publication summary
|
40
|
50
|
85
|
78
|
79
|
55
|
77
|
71
|
76
|
41
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Coloplast A/S | 1930 |
325 |
| Hollister Incorporated | 1108 |
104 |
| Purewick Corporation | 407 |
51 |
| ConvaTec Technologies Inc. | 251 |
33 |
| Sage Products, LLC | 396 |
23 |
| ConvaTec Limited | 387 |
14 |
| Furine ApS | 17 |
10 |
| Medline Industries, LP | 2385 |
10 |
| Salts Healthcare Limited | 182 |
8 |
| B. Braun Medical SAS | 89 |
6 |
| Mölnlycke Health Care AB | 627 |
6 |
| Welland Medical Limited | 35 |
5 |
| Trio Healthcare Limited | 19 |
4 |
| Boston Scientific Scimed, Inc. | 11225 |
3 |
| Korea Institute of Science and Technology | 2255 |
3 |
| Euromed, Inc. | 21 |
3 |
| The Insides Company Limited | 12 |
3 |
| Covidien LP | 10667 |
2 |
| Kimberly-clark Worldwide, Inc. | 5295 |
2 |
| ConvaTec Ltd | 3 |
2 |
| Other owners | 88 |