Roller skate
USD287990S · kind S · design
5Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 1, 1983 |
| Grant date | Jan 27, 1987 |
| Priority date | — |
| Expiry date | Jan 27, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.