Patent US3480946A successfully refreshed from Google Patents.
US3480946A
Expired / Lapsed
US
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Successive approximation rotary angle to digital converter
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1966-03-31
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Granted: 1969-11-25
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Expires: 1986-03-31
Abstract
No abstract record available.
Inventors
- 👤 Frank N Dimeo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:16
CPC Classifications
G; G08; G08C; G08C19/00; G08C19/38; G08C19/46; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
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) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |