Head portion of a toothbrush
USD536876S1 · kind S1 · design
29Cited by
146References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2003 |
| Grant date | Feb 20, 2007 |
| Priority date | — |
| Expiry date | Feb 20, 2021 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.