Three-dimensional tic tac toe game board
USD296798S · kind S · design
11Cited by
2References
1Claims
0Family size
Inventor
Key dates
| Filing date | Aug 9, 1985 |
| Grant date | Jul 19, 1988 |
| Priority date | — |
| Expiry date | Jul 19, 2002 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.