US2484238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction heating apparatus
Assignee: Induction Heating Corp
•
Filing: 1945-09-06
•
Granted: 1949-10-11
•
Expires: 1965-09-06
Abstract
No abstract record available.
Inventors
- 👤 Patrick E Molloy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:53
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/36; H05B6/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1776607A
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US1813591A
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US1864076A
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US2170130A
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US2180038A
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US2308788A
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US2280689A
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US2271916A
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US2402508A
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US2404987A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |