Cleaning robot
USD921309S1 · kind S1 · design
39Cited by
13References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 4, 2020 |
| Grant date | Jun 1, 2021 |
| Priority date | — |
| Expiry date | Jun 1, 2036 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.