US2458640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic coffee maker
Assignee: Silex Co
•
Filing: 1944-10-09
•
Granted: 1949-01-11
•
Expires: 1964-10-09
Abstract
No abstract record available.
Inventors
- 👤 Reichold Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:26
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/043; A47J31/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1462322A
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US2008484A
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US2181090A
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US2347385A
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US2232998A
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US2266090A
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US2290660A
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US2287583A
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US2287571A
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US2385694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-11 | 1952-07-12 | 1953-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-11 | 1956-07-12 | 1957-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-11 | 1960-07-12 | 1961-01-11 | $7700.00 | Window Closed / Lapsed |