Patent US2809579A successfully refreshed from Google Patents.
US2809579A
Expired / Lapsed
US
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Rotisserie
Assignee: Knapp Monarch Co
•
Filing: 1954-06-07
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Granted: 1957-10-15
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Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 John P Theisen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:41
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US381470A
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GB189712690A
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US1163807A
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US1731742A
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US1731743A
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US2085169A
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US2151790A
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US2495865A
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US2566524A
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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) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |