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US2493932A
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US
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Coffee-making apparatus and automatic control means therefor
Assignee: Individual
•
Filing: 1944-11-03
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Granted: 1950-01-10
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Expires: 1964-11-03
Abstract
No abstract record available.
Inventors
- 👤 Donald F Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:05
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/54; A47J31/56; A47J31/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22879E
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US846163A
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FR433546A
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US1506712A
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US1508809A
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US1634142A
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US1837368A
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US1822433A
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US1869720A
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US1887849A
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US2029596A
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US2287956A
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US2360194A
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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) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |