US3050606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio frequency dielectric heating apparatus
Assignee: Radio Heaters Ltd
•
Filing: 1960-02-08
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Granted: 1962-08-21
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Expires: 1980-02-08
Abstract
No abstract record available.
Inventors
- 👤 Tibbs Christopher Evan Mundell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:43
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/78; H01; H01P; H01P1/00; H01P1/16; H01P1/20; H01P1/201; H01P1/205; H05B6/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2567748A
Cited
DE893819C
Cited
US2659817A
Cited
US2764743A
Cited
GB671206A
Cited
US2770784A
Cited
US2868939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |