US2500752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-frequency dielectric heating in a resonant chamber
Assignee: General Electric Co
•
Filing: 1946-06-01
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Granted: 1950-03-14
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Expires: 1966-06-01
Abstract
No abstract record available.
Inventors
- 👤 Earl C Hanson
- 👤 Donald E Watts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/78; H05B6/782; F; F26; F26B; F26B3/00; F26B3/32; F26B3/34; F26B3/347; Y; Y10; Y10S; Y10S99/00; Y10S99/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2400777A
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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) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |