Patent US2796576A successfully refreshed from Google Patents.
US2796576A
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US
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Maneuverable automatic pilot for ships
Assignee: Unisys Corp
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Filing: 1953-01-07
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Granted: 1957-06-18
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Expires: 1973-01-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick D Braddon
- 👤 Jr Francis West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:02
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/02; G05D1/0206; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20612; Y10T74/20618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1725600A
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US2221311A
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US2452311A
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US2446173A
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US2464629A
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US2618771A
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US2627384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |