Patent US3074393A successfully refreshed from Google Patents.
US3074393A
Expired / Lapsed
US
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High velocity oven
Assignee: Individual
•
Filing: 1959-07-24
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Granted: 1963-01-22
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Expires: 1979-07-24
Abstract
No abstract record available.
Inventors
- 👤 Richard T Keating
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:27
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/32; F24C15/322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190623121A
Cited
US1867737A
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US1946963A
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US2168028A
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US2339365A
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US2417842A
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US2408331A
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US2490076A
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US2627265A
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US2680189A
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FR1124382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |