Electronic calculator
USD943661S1 · kind S1 · design
6Cited by
36References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 22, 2019 |
| Grant date | Feb 15, 2022 |
| Priority date | — |
| Expiry date | Feb 15, 2037 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.