Filament spool
USD741149S1 · kind S1 · design
32Cited by
55References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2014 |
| Grant date | Oct 20, 2015 |
| Priority date | — |
| Expiry date | Oct 20, 2029 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.