E02F 9/045
For moving on the underwater bottom
Official title: {for moving on the underwater bottom (for artificial islands E02B17/022; marine propulsion by direct engagement with water-bed or ground B63H19/08)}
E02F9/045 (For moving on the underwater bottom) appears on 3 US grants and 0 published applications in this corpus.
Search patents in E02F- Granted patents
- 3
- Published applications
- 0
- Assignees
- 2
- Inventors
- 15
- Latest grant
- 16 Apr 1985
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
By publication year. Applications have been published since 2001.
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