US2827788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope
Assignee: Honeywell Inc
•
Filing: 1954-04-15
•
Granted: 1958-03-25
•
Expires: 1974-04-15
Abstract
No abstract record available.
Inventors
- 👤 Alan M Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:22
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; Y; Y10; Y10T; Y10T74/00; Y10T74/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2301700A
Cited
US1136666A
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GB554594A
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US2299231A
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US2353139A
Cited
US2485280A
Cited
US2581965A
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US2711356A
Cited
US2714311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |