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US3049298A
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Analog computer for angular relationships of three axis reference systems
Assignee: General Precision Systems Ltd
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Filing: 1954-12-07
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Granted: 1962-08-14
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Expires: 1974-12-07
Abstract
No abstract record available.
Inventors
- 👤 Barber Ernest Edward
- 👤 Simpkin Kenneth Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:36
CPC Classifications
G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/16; G09B9/20; G09B9/206; G01; G01C; G01C21/00; G06; G06G; G06G7/00; G06G7/48; G06G7/70
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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |