- All sections
- A - Human necessities
- A41D - Outerwear; protective garments; accessories
- A41D 13/11 - Protective face masks, e.g. for surgical use, or for use in foul atmospheres
Patent holdings for IPC class A41D 13/11
Total number of patents in this class: 2277
10-year publication summary
|
100
|
134
|
167
|
139
|
145
|
161
|
907
|
1040
|
448
|
74
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
124 |
| Stryker Corporation | 3864 |
33 |
| Honeywell International Inc. | 13799 |
29 |
| O&M Halyard, Inc. | 371 |
22 |
| O&M Halyard International Unlimited Company | 144 |
21 |
| Unicharm Corporation | 2744 |
20 |
| Kimberly-clark Worldwide, Inc. | 5854 |
17 |
| Daio Paper Corporation | 1407 |
16 |
| LG Electronics Inc. | 69257 |
14 |
| Kao Corporation | 4843 |
13 |
| Avent, Inc. | 1007 |
11 |
| Nitto Denko Corporation | 7879 |
10 |
| Koninklijke Philips N.V. | 22975 |
9 |
| Intersurgical AG | 135 |
9 |
| Koken Ltd. | 64 |
9 |
| Dexerials Corporation | 1826 |
8 |
| Kobayashi Pharmaceutical Co., Ltd. | 829 |
8 |
| T.h.i. Total Healthcare Innovation GmbH | 11 |
8 |
| Zuiko Corporation | 411 |
8 |
| Mitsui Chemicals, Inc. | 3134 |
7 |
| Other owners | 1881 |