- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 23/22 - Devices or implements resting on the floor for removing mud, dirt, or dust from footwear
Patent holdings for IPC class A47L 23/22
Total number of patents in this class: 41
10-year publication summary
|
8
|
7
|
5
|
13
|
9
|
17
|
5
|
0
|
3
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Testonic Co., Ltd. | 8 |
3 |
| Cintas Corporation | 11 |
2 |
| GM Corporation | 3 |
2 |
| R & L Marketing & Sales, Inc. | 54 |
2 |
| Silver Plume, LLC | 6 |
2 |
| Kunshan Hanyuan Electronic Technology Co., Ltd | 3 |
2 |
| DG Technologies LLC | 4 |
2 |
| Aquablast Services Limited | 2 |
2 |
| 3m Innovative Properties Company | 17848 |
1 |
| The Boeing Company | 19980 |
1 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 11720 |
1 |
| Arrowhead Healthcare Supply, LLC | 2 |
1 |
| Duremaeul Co., Ltd. | 3 |
1 |
| Emeh, Inc. | 86 |
1 |
| Hepco Medical, LLC | 7 |
1 |
| Keene Building Products Co., Inc. | 31 |
1 |
| Peapack-Gladstone Bank | 3 |
1 |
| Pull-liner Innovations | 3 |
1 |
| Resurgent Health & Medical, LLC | 2 |
1 |
| Sun Engineering Co., Ltd. | 2 |
1 |
| Other owners | 12 |