Patent US2317789A successfully refreshed from Google Patents.
US3056928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic circuit
Assignee: Admiral Corp
•
Filing: 1959-11-06
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Granted: 1962-10-02
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Expires: 1979-11-06
Abstract
No abstract record available.
Inventors
- 👤 Marks Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:10
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/52; G01S7/523; G01S7/526; G01S7/529
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE19857E
Cited
US2037456A
Cited
US2653226A
Cited
US2913711A
Cited
US2830177A
Cited
US2906867A
Cited
US2817025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |