- All sections
- A - Human necessities
- A61F - Filters implantable into blood vessels; prostheses; devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents; orthopaedic, nursing or contraceptive devices; fomentation; treatment or protection of eyes or ears; bandages, dressings or absorbent pads; first-aid kits
- A61F 13/20 - Tampons, e.g. catamenial tampons; Accessories therefor
Patent holdings for IPC class A61F 13/20
Total number of patents in this class: 1135
10-year publication summary
108
|
103
|
98
|
57
|
60
|
56
|
66
|
58
|
41
|
16
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
The Procter & Gamble Company | 22178 |
254 |
Kimberly-clark Worldwide, Inc. | 5854 |
154 |
EDGEWELL Personal Care Brands, LLC | 1402 |
54 |
Essity Hygiene and Health Aktiebolag | 1990 |
37 |
Uni-Charm Corporation | 611 |
35 |
Johnson & Johnson GmbH | 61 |
32 |
Johnson & Johnson Consumer Inc. | 1277 |
30 |
Unicharm Corporation | 2744 |
23 |
Daio Paper Corporation | 1407 |
20 |
Ruggli Projects AG | 33 |
20 |
Livedo Corporation | 179 |
16 |
Playtex Products, LLC | 37 |
14 |
Calla Lily Personal Care Ltd | 23 |
9 |
Johnson & Johnson Consumer Companies, Inc. | 154 |
8 |
Ontex Hygieneartikel Deutschland GmbH | 12 |
8 |
SCA Hygiene Products AB | 730 |
7 |
Ruggli AG | 10 |
7 |
Medtronic Xomed, Inc. | 669 |
6 |
Playtex Products, Inc. | 34 |
6 |
First Quality Products, Inc. | 93 |
6 |
Other owners | 389 |