US3394597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sensor-torquer arrangement
Assignee: Northrop Grumman Guidance and Electronics Co Inc
•
Filing: 1965-07-07
•
Granted: 1968-07-30
•
Expires: 1985-07-07
Abstract
No abstract record available.
Inventors
- 👤 Clifford R Frohmberg
- 👤 Jerome S Lipman
- 👤 Bruce A Sawyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:17
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/30; G01C19/28; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1275
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2719291A
Cited
US2995938A
Cited
US3226984A
Cited
US3176523A
Cited
US3260122A
Cited
US3301073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |