US3015960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconductive resonant circuit and accelerometer
Assignee: Northrop Grumman Corp
•
Filing: 1948-12-20
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Granted: 1962-01-09
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Expires: 1968-12-20
Abstract
No abstract record available.
Inventors
- 👤 Floyd G Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:40
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/58; G01P; G01P15/00; G01P15/02; G01P15/08; H; H10; H10N; H10N60/00; H10N60/80; H10N60/85; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/842; Y10S505/856; Y10S505/857
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |