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Patent US3014376A successfully refreshed from Google Patents.
US3014376A
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US
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Gyro vertical constructions
Assignee: Aeroflex Laboratories Inc
•
Filing: 1954-09-23
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Granted: 1961-12-26
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Expires: 1974-09-23
Abstract
No abstract record available.
Inventors
- 👤 Theodore W Kenyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:31
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/18; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1218; Y10T74/1229
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2242253A
Cited
US2315167A
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US2492244A
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US2513738A
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US2598672A
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US2501885A
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US2620669A
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US2464516A
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US2597151A
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US2589874A
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US2606310A
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US2580748A
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US2752792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |