Patent US2463095A successfully refreshed from Google Patents.
US2463095A
Expired / Lapsed
US
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Airway traffic control system
Assignee: SPX Technologies Inc
•
Filing: 1944-08-09
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Granted: 1949-03-01
•
Expires: 1964-08-09
Abstract
No abstract record available.
Inventors
- 👤 Sedgwick N Wight
- 👤 Oscar S Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:43
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/04; G05D1/06; G05D1/0607; G05D1/0653; G05D1/0676; G01; G01S; G01S1/00; G01S1/02; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1261
Claims Analysis
Total Claims: 0
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US2405231A
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US2407275A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |