US3444510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multichannel underwater acoustic telemetering system
Assignee: Teledyne Benthos Inc
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Filing: 1966-10-10
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Granted: 1969-05-13
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Expires: 1986-10-10
Abstract
No abstract record available.
Inventors
- 👤 Clyde L Tyndale
- 👤 Gerald H Efinger
- 👤 Samuel O Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:53
CPC Classifications
G; G08; G08C; G08C23/00; G08C23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |