Test card
USD889683S1 · kind S1 · design
9Cited by
29References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2017 |
| Grant date | Jul 7, 2020 |
| Priority date | — |
| Expiry date | Jul 7, 2035 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.