Chalk
USD744038S1 · kind S1 · design
26Cited by
13References
1Claims
0Family size
Inventor
Key dates
| Filing date | Sep 3, 2014 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Nov 24, 2029 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.