Patent US3496551A successfully refreshed from Google Patents.
Patent US2980903A successfully refreshed from Google Patents.
US2980903A
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Radar-command system of time coded pulses
Assignee: Goodyear Aircraft Corp
•
Filing: 1948-03-19
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Granted: 1961-04-18
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Expires: 1968-03-19
Abstract
No abstract record available.
Inventors
- 👤 Jacob J Hagopian
- 👤 Douglas G Trego
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:11
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/30; F41G7/301; F41G7/308
Claims Analysis
Total Claims: 0
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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) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |