Ornamental design for a duck
USD260915S · kind S · design
25Cited by
4References
1Claims
0Family size
Inventor
Key dates
| Filing date | Oct 22, 1979 |
| Grant date | Sep 22, 1981 |
| Priority date | — |
| Expiry date | Sep 22, 1988 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.