Doorbell button
USD404673S · kind S · design
118Cited by
5References
1Claims
0Family size
Inventors
Key dates
| Filing date | Apr 30, 1998 |
| Grant date | Jan 26, 1999 |
| Priority date | — |
| Expiry date | Jan 26, 2013 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.