US3219787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for heating dielectrics in high frequency extended toroidal electrode configurations
Assignee: Individual
•
Filing: 1963-04-08
•
Granted: 1965-11-23
•
Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Julius W Mann
- 👤 George F Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:06
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/36; H05B6/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
AN ELECTODE CONFIGURATION COMPRISING: (A) METALLIC CONVOLUTIONS WOUND AROUND AN IMAGINARY STRAIGHT LINE AXIS AND (B) OF SUFFICIENT DIAMETER TO ACCEPT THE POSITIONING OF DIELECTRIC MATERIALS WITHIN THE INTERIOR OF THE SAID CONVOLUTIONS; (C) THE LENGTH OF WHICH CONCOLUITON S APPROXIMATES THE SQUARE ROOT OF 2 OVER TWO TIMES THE FREE SPACE WAVE LENGTH OF A HIGH FREQUENCY ALTERNATING CURRENT OSCILLATOR ASSICATED THEREWITH FOR EACH HALFSTANDING WAVE OF RADIO FREQUENCY ENERGY ESTABLISHED UPON SAID ELECTRODE.
References Cited (Backward Citations)
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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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |