- 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 13/538 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators characterised by the absorbing medium characterised by specific fibre orientation or weave
Patent holdings for IPC class A61F 13/538
Total number of patents in this class: 125
10-year publication summary
|
15
|
5
|
19
|
16
|
6
|
8
|
6
|
11
|
7
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21920 |
58 |
| Kimberly-clark Worldwide, Inc. | 5297 |
16 |
| Essity Hygiene and Health Aktiebolag | 2040 |
5 |
| Unicharm Corporation | 2964 |
5 |
| Uni-Charm Corporation | 597 |
4 |
| Drylock Technologies, naamloze vennootschap | 310 |
4 |
| Tefron Ltd. | 6 |
2 |
| URGO Recherche Innovation et Developpement | 306 |
2 |
| DSG Technology Holdings Ltd. | 39 |
2 |
| 3m Innovative Properties Company | 17507 |
1 |
| BASF SE | 21151 |
1 |
| Mitsui Chemicals, Inc. | 3229 |
1 |
| Bebes Ecologicos, S.L. | 1 |
1 |
| Bostik, Inc. | 170 |
1 |
| BSN medical GmbH | 403 |
1 |
| Cornerstone Research Group, Inc. | 67 |
1 |
| Daio Paper Corporation | 1410 |
1 |
| Diao Paper Corporation | 3 |
1 |
| Everyone's Earth Inc. | 8 |
1 |
| First Quality Retail Services, LLC | 79 |
1 |
| Other owners | 16 |