Screw-cap bottle opener
USD275442S · kind S · design
19Cited by
3References
1Claims
0Family size
Inventor
Key dates
| Filing date | Dec 11, 1981 |
| Grant date | Sep 11, 1984 |
| Priority date | — |
| Expiry date | Sep 11, 1998 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.