A63F 2009/2417
Tapes or cassettes
Official title: {Tapes or cassettes, e.g. audio or video cassettes}
A63F2009/2417 (Tapes or cassettes) appears on 4 US grants and 0 published applications in this corpus.
Search patents in A63F- Granted patents
- 4
- Published applications
- 0
- Assignees
- 0
- Inventors
- 4
- Latest grant
- 12 Apr 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents