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US2468418A
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Time-delay electronic device
Assignee: ITE Circuit Breaker Co
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Filing: 1945-10-24
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Granted: 1949-04-26
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Expires: 1965-10-24
Abstract
No abstract record available.
Inventors
- 👤 Thumim Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:31
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/28; H03K17/288
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1552321A
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US1728745A
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US1762811A
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US1819999A
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US1871787A
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US1985051A
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US1938742A
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US2295297A
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US2293570A
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GB546546A
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US2344633A
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US2399322A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |