US3050707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for torpedo direction locating
Assignee: Individual
•
Filing: 1960-12-08
•
Granted: 1962-08-21
•
Expires: 1980-12-08
Abstract
No abstract record available.
Inventors
- 👤 Judd O Baker
- 👤 Nelson N Estes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:27
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2209191A
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US2368953A
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US2426208A
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US2405694A
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US2405604A
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US2432101A
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US2426654A
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US2411071A
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US2423829A
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US2473974A
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US2731633A
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US2504118A
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US2516343A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |