US2679573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous dielectric heating means
Assignee: Westinghouse Electric Corp
•
Filing: 1949-04-01
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Granted: 1954-05-25
•
Expires: 1969-04-01
Abstract
No abstract record available.
Inventors
- 👤 Paul D Newhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:49
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/46; H05B6/60; H05B6/64; H05B6/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2231457A
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US2248840A
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US2324068A
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GB573021A
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US2525356A
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US2459622A
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US2551756A
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US2476283A
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GB609192A
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US2459623A
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FR915377A
Cited
US2589777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |