US3401385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serial pulse continuous message indicator system
Assignee: Polarad Electronics Corp
•
Filing: 1964-11-03
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Granted: 1968-09-10
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Expires: 1984-11-03
Abstract
No abstract record available.
Inventors
- 👤 Jaffe David Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:32
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/01; G06F3/03; G06F3/033
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1119371A
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FR588406A
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US2123459A
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US2148450A
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US2300236A
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US2454238A
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US3081450A
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US3106696A
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US3255444A
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US3289198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |