Air cleaner
USD401683S · kind S · design
1Cited by
2References
1Claims
0Family size
Inventor
Key dates
| Filing date | Dec 17, 1997 |
| Grant date | Nov 24, 1998 |
| Priority date | — |
| Expiry date | Nov 24, 2012 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.