Patent US3375488A successfully refreshed from Google Patents.
US3375488A
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US
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Underwater transducer configuration
Assignee: Bendix Corp
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Filing: 1966-11-03
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Granted: 1968-03-26
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Expires: 1986-11-03
Abstract
No abstract record available.
Inventors
- 👤 Robert M Bridges
- 👤 Nerenstein Wilbur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:52
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/004; G10K11/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2790964A
Cited
US2868311A
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US3149301A
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US3194201A
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US3309653A
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US3296584A
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US3277428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |