Energy saving lamp
USD549361S1 · kind S1 · design
44Cited by
6References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2007 |
| Grant date | Aug 21, 2007 |
| Priority date | — |
| Expiry date | Aug 21, 2021 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.