US2986710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflection type single sideband modulator
Assignee: Individual
•
Filing: 1958-04-09
•
Granted: 1961-05-30
•
Expires: 1978-04-09
Abstract
No abstract record available.
Inventors
- 👤 John C Cacheris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:30
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/52; H03C1/60; H03C7/00; H03C7/02; H03C7/022
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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |