Three port whistle
USD661215S1 · kind S1 · design
3Cited by
8References
1Claims
0Family size
Inventors
Key dates
| Filing date | Oct 6, 2011 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Jun 5, 2026 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.