- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 13/51 - Storing of cleaning tools, e.g. containers therefor
Patent holdings for IPC class A47L 13/51
Total number of patents in this class: 127
10-year publication summary
|
10
|
16
|
29
|
12
|
19
|
12
|
19
|
9
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carl Freudenberg KG | 1417 |
15 |
| UNGER Marketing International, LLC | 341 |
10 |
| Alfred Kärcher SE & Co. KG | 731 |
7 |
| Ecolab USA Inc. | 5680 |
5 |
| Sony Interactive Entertainment LLC | 2101 |
4 |
| Nitoms. Inc. | 21 |
4 |
| Nitto Denko Corporation | 8420 |
3 |
| The Procter & Gamble Company | 21979 |
2 |
| Aktiebolaget Electrolux | 862 |
2 |
| Daio Paper Corporation | 1392 |
2 |
| Diversey, Inc. | 918 |
2 |
| Ecolab Inc. | 392 |
2 |
| for Life Products, LLC | 50 |
2 |
| Innovative Tools & Technologies, Inc. | 8 |
2 |
| Kicteam, Inc. | 81 |
2 |
| Munchkin, Inc. | 417 |
2 |
| Numatic International Limited, | 166 |
2 |
| Scrub Daddy, Inc. | 180 |
2 |
| Simplehuman LLC | 342 |
2 |
| Tennant Company | 263 |
2 |
| Other owners | 53 |