Ergonomic trackball
USD374867S · kind S · design
30Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 9, 1995 |
| Grant date | Oct 22, 1996 |
| Priority date | — |
| Expiry date | Oct 22, 2010 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.