Patent US1595968A successfully refreshed from Google Patents.
US1595968A
Expired / Lapsed
US
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Induction furnace
Assignee: General Electric Co
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Filing: 1922-04-18
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Granted: 1926-08-10
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Expires: 1942-04-18
Abstract
No abstract record available.
Inventors
- 👤 Unger Magnus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:11
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)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-08-09 | 1930-02-08 | 1930-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-08-09 | 1934-02-08 | 1934-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-08-09 | 1938-02-08 | 1938-08-10 | $7700.00 | Window Closed / Lapsed |