US2466879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slant range computing circuit
Assignee: AT&T Inc
•
Filing: 1944-03-21
•
Granted: 1949-04-12
•
Expires: 1964-03-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Stephen Doba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:53
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/22; F41G3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB164765A
Cited
US2277285A
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US2114330A
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GB458274A
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US2212799A
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US2244369A
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US2399726A
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US2401779A
Cited
US2408081A
Cited
US2427463A
Cited
US2426658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |