Patent US3438265A successfully refreshed from Google Patents.
US3438265A
Expired / Lapsed
US
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Two-axis accelerometer
Assignee: Singer General Precision Inc
•
Filing: 1965-03-29
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Granted: 1969-04-15
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 James W Davies
- 👤 Walter M Carow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:56
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/13; G01P15/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2665896A
Cited
GB599933A
Cited
GB791827A
Cited
US2964949A
Cited
US3084558A
Cited
US3101003A
Cited
US3132521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |