F21V 25/08
Cutting the incandescent filament
Official title: cutting the incandescent filament
F21V25/08 (Cutting the incandescent filament) appears on 3 US grants and 0 published applications in this corpus.
Search patents in F21V- Granted patents
- 3
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 14 May 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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Most cited
By later US patents