US2809526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single axis gyroscope
Assignee: General Electric Co
•
Filing: 1953-12-23
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Granted: 1957-10-15
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Expires: 1973-12-23
Abstract
No abstract record available.
Inventors
- 👤 John E Lundberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:23
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/04; F16C32/0406; F16C32/0408; F16C32/041; F16C32/0412; F16C32/0414; G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; F16C2370/00; Y; Y10; Y10T; Y10T74/00; Y10T74/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1213692A
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US2419063A
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US2349287A
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US2380079A
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US2582788A
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US2620668A
Cited
US2662410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |