Hat guard for protecting inadvertent loss of a hat
USD343275S · kind S · design
10Cited by
5References
1Claims
0Family size
Inventor
Key dates
| Filing date | Apr 6, 1992 |
| Grant date | Jan 18, 1994 |
| Priority date | — |
| Expiry date | Jan 18, 2008 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.