US2932794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Subcarrier separation system
Assignee: Motorola Solutions Inc
•
Filing: 1954-07-29
•
Granted: 1960-04-12
•
Expires: 1974-07-29
Abstract
No abstract record available.
Inventors
- 👤 Robert P Crow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:53
CPC Classifications
H; H03; H03H; H03H11/00; H03H11/02; H03H11/34; H03H11/348
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1546878A
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US2210028A
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US2096782A
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US2704791A
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US2605333A
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US2768351A
Cited
US2666819A
Cited
US2761022A
Cited
US2776373A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |