High surface area ash removal screen
USD778423S1 · kind S1 · design
18Cited by
13References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2013 |
| Grant date | Feb 7, 2017 |
| Priority date | — |
| Expiry date | Feb 7, 2031 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.