US2949585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay line for angular modulation
Assignee: General Electric Co
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Filing: 1958-05-01
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Granted: 1960-08-16
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Expires: 1978-05-01
Abstract
No abstract record available.
Inventors
- 👤 Harold W Katz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:48
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/10; H03C3/12; H03C3/18; H01; H01P; H01P9/00; H01P9/02
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) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |