- 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 5/445 - Colostomy devices
Patent holdings for IPC class A61F 5/445
Total number of patents in this class: 1066
10-year publication summary
|
64
|
79
|
70
|
136
|
108
|
117
|
83
|
106
|
89
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Coloplast A/S | 1921 |
276 |
| Hollister Incorporated | 991 |
194 |
| ConvaTec Technologies Inc. | 321 |
86 |
| ConvaTec Limited | 298 |
63 |
| Salts Healthcare Limited | 169 |
54 |
| Ostomycure AS | 36 |
21 |
| Welland Medical Limited | 37 |
15 |
| B. Braun Medical SAS | 99 |
14 |
| Stimatix GI Ltd. | 8 |
8 |
| Mölnlycke Health Care AB | 536 |
7 |
| Covidien LP | 10645 |
6 |
| Mayo Foundation for Medical Education and Research | 3115 |
6 |
| Alcare Co., Ltd. | 43 |
6 |
| Avent, Inc. | 977 |
6 |
| Centre hospitalier Regional universitaire de Lille | 115 |
6 |
| Marlen Manufacturing and Development Co. | 13 |
6 |
| Boston Scientific Scimed, Inc. | 9524 |
5 |
| W. L. Gore & Associates, Inc. | 2686 |
5 |
| Milux Holding S.A. | 175 |
5 |
| Pelican Healthcare Limited | 19 |
5 |
| Other owners | 272 |