- All sections
- A - Human necessities
- A47L - Domestic washing or cleaningsuction cleaners in general
- A47L 1/13 - Hand implements for cleaning both sides simultaneously with provision for supplying liquids, e.g. cleaning agents
Patent holdings for IPC class A47L 1/13
Total number of patents in this class: 4
10-year publication summary
|
1
|
2
|
0
|
0
|
1
|
0
|
2
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Industry-Academic Cooperation Foundation, Yonsei University | 2447 |
1 |
| 51 Club, LLC | 1 |
1 |
| Tianjin Heitu Technology Co., Ltd. | 2 |
1 |
| EMANUELE, Antonina | 1 |
1 |
| Other owners | 0 |