Keyboard with roller
USD471909S1 · kind S1 · design
4Cited by
3References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 2000 |
| Grant date | Mar 18, 2003 |
| Priority date | — |
| Expiry date | Mar 18, 2017 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.