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US2974233A
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Frequency and phase modulation of optical feedback storage light amplifiers
Assignee: Individual
•
Filing: 1959-08-13
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Granted: 1961-03-07
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Expires: 1979-08-13
Abstract
No abstract record available.
Inventors
- 👤 Egon E Loebner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:49
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2836766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |