Patent US2552169A successfully refreshed from Google Patents.
US2552169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee maker
Assignee: Individual
•
Filing: 1944-08-28
•
Granted: 1951-05-08
•
Expires: 1964-08-28
Abstract
No abstract record available.
Inventors
- 👤 Maurice H Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:19
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/053; Y; Y10; Y10S; Y10S415/00; Y10S415/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US378296A
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US770426A
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US1047402A
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US1067206A
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US1167775A
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US1226005A
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US1471752A
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US1719713A
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US1789334A
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US1972164A
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DE674259C
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US2175727A
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US2234464A
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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) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |