Patent US3028550A successfully refreshed from Google Patents.
US3028550A
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Analog accelerometer feedback loop for deriving velocity information in digital form
Assignee: General Precision Inc
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Filing: 1959-09-09
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Granted: 1962-04-03
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Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 Bob N Naydan
- 👤 Ronald Y Paradise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:53
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/13; G01P15/132; H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2836356A
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US2787418A
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US2865564A
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US2904681A
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US2960690A
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US2953773A
Cited
US2988737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |