US3380377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic dispensing food grill
Assignee: HARRY WILLIAM ALEXANDER
•
Filing: 1965-10-21
•
Granted: 1968-04-30
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Alexander Harry William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:17
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/046; A21; A21B; A21B5/00; A21B5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US934907A
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US1524532A
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US1543737A
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US1621234A
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US1717926A
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US1868287A
Cited
GB491504A
Cited
US2170170A
Cited
US2244670A
Cited
US2225068A
Cited
US2607283A
Cited
US2843037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |