- 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 13/551 - Packages or wrapping arrangements for used pads, e.g. for disposal
Patent holdings for IPC class A61F 13/551
Total number of patents in this class: 800
10-year publication summary
|
104
|
101
|
77
|
112
|
113
|
63
|
69
|
78
|
67
|
43
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22035 |
349 |
| Unicharm Corporation | 2870 |
74 |
| Essity Hygiene and Health Aktiebolag | 2046 |
52 |
| Kimberly-clark Worldwide, Inc. | 5495 |
43 |
| SCA Hygiene Products AB | 655 |
22 |
| Daio Paper Corporation | 1380 |
17 |
| Uni-Charm Corporation | 600 |
16 |
| Kao Corporation | 4964 |
14 |
| EDGEWELL Personal Care Brands, LLC | 1309 |
13 |
| 3m Innovative Properties Company | 17819 |
10 |
| The Tranzonic Companies | 342 |
9 |
| Ontex Group NV | 162 |
9 |
| Paul Hartmann AG | 783 |
8 |
| Fameccanica.Data S.p.A. | 208 |
7 |
| Johnson & Johnson GmbH | 62 |
6 |
| Kenvue Brands LLC | 990 |
6 |
| Avery Dennison Corporation | 1192 |
4 |
| Curt G. Joa, Inc. | 210 |
4 |
| Tina Holdings, LLC | 5 |
4 |
| Medline Industries, LP | 2318 |
4 |
| Other owners | 129 |