US2494501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submerged resistor induction furnace
Assignee: Scovill Inc
•
Filing: 1946-05-03
•
Granted: 1950-01-10
•
Expires: 1966-05-03
Abstract
No abstract record available.
Inventors
- 👤 Luther W Bahney
- 👤 Alfred H Horswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:56
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/16; H05B6/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1444584A
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US1040994A
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GB191506433A
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US1687937A
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US2102582A
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GB503129A
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CH224499A
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GB548737A
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US2369272A
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US2339964A
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US2427817A
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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) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |