Patent US2870960A successfully refreshed from Google Patents.
US2870960A
Expired / Lapsed
US
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System for analogue computing utilizing detectors and modulators
Assignee: Individual
•
Filing: 1952-05-28
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Granted: 1959-01-27
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Expires: 1972-05-28
Abstract
No abstract record available.
Inventors
- 👤 John E Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:06
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/16; G06G7/20; G06G7/22; G06G7/32; G06G7/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB466131A
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US2385334A
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US2436834A
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GB579325A
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US2600264A
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US2597315A
Cited
US2508270A
Cited
GB620867A
Cited
US2627598A
Cited
US2610789A
Cited
US2812132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |