US2448010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transverse flux induction heating furnace structure
Assignee: Westinghouse Electric Corp
•
Filing: 1944-06-27
•
Granted: 1948-08-31
•
Expires: 1964-06-27
Abstract
No abstract record available.
Inventors
- 👤 Robert M Baker
- 👤 Gordon R Monroe
- 👤 Richard D Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:51
CPC Classifications
F; F27; F27D; F27D11/00; F27D11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1808261A
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US1838280A
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US2209637A
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US1932423A
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US2181652A
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US1938607A
Cited
US2265627A
Cited
US2365021A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |