- 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 13/20 - Tampons, e.g. catamenial tamponsAccessories therefor
Patent holdings for IPC class A61F 13/20
Total number of patents in this class: 1020
10-year publication summary
|
97
|
89
|
55
|
56
|
50
|
63
|
54
|
39
|
43
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21989 |
210 |
| Kimberly-clark Worldwide, Inc. | 5408 |
130 |
| EDGEWELL Personal Care Brands, LLC | 1289 |
46 |
| Essity Hygiene and Health Aktiebolag | 2056 |
31 |
| Uni-Charm Corporation | 604 |
29 |
| Johnson & Johnson GmbH | 51 |
25 |
| Unicharm Corporation | 2906 |
24 |
| Daio Paper Corporation | 1389 |
18 |
| Ruggli AG | 27 |
16 |
| Ruggli Projects AG | 19 |
15 |
| Livedo Corporation | 157 |
14 |
| Playtex Products, LLC | 36 |
13 |
| Kenvue Brands LLC | 971 |
12 |
| Boston Scientific Scimed, Inc. | 10419 |
10 |
| Johnson & Johnson Consumer Inc. | 351 |
10 |
| Calla Lily Personal Care Ltd | 15 |
8 |
| Roivios Limited | 54 |
8 |
| Ontex Hygieneartikel Deutschland GmbH | 8 |
7 |
| Ontex Group NV | 173 |
7 |
| Playtex Products, Inc. | 23 |
6 |
| Other owners | 381 |