Patent US3511172A successfully refreshed from Google Patents.
US3511172A
Expired / Lapsed
US
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Tacos shell cooking unit
Assignee: FINIS E JONES
•
Filing: 1967-12-26
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Granted: 1970-05-12
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Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Finis E Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:45
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3217633A
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US992417A
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US1148129A
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US2652766A
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US2719480A
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US2805314A
Cited
US2847933A
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US3020826A
Cited
US3308748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |