US3384067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forced air cooling and ventilating system for self-cleaning oven
Assignee: Norris-Thermador Corp
•
Filing: 1966-07-25
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Granted: 1968-05-21
•
Expires: 1986-07-25
Abstract
No abstract record available.
Inventors
- 👤 Kenneth E Rawald
- 👤 Christian E Buerki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:46
CPC Classifications
F; F24; F24C; F24C14/00; F24C14/02; F24C15/00; F24C15/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2839044A
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US2868108A
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US3032028A
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US3066212A
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US3051158A
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US3205884A
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US3109358A
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US3150655A
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US3293411A
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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) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |