US2602134A
Expired / Lapsed
US
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High-frequency dielectric heater
Assignee: General Electric Co
•
Filing: 1947-10-03
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Granted: 1952-07-01
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Expires: 1967-10-03
Abstract
No abstract record available.
Inventors
- 👤 Nelson Richard Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:01
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/78; A; A23; A23L; A23L7/00; A23L7/10; A23L7/161; A23L7/174; A23L7/183; A23P; A23P30/00; A23P30/30; A23P30/38; Y; Y10; Y10S; Y10S159/00; Y10S159/26; Y10S99/00; Y10S99/14
Claims Analysis
Total Claims: 0
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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) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |