Patent US2203914A successfully refreshed from Google Patents.
US3620155A
Expired / Lapsed
US
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Coffee brewing apparatus
Assignee: Automatic Marketing Industries Inc
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Filing: 1970-04-22
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Granted: 1971-11-16
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Expires: 1990-04-22
Abstract
Abstract COFFEE BREWING APPARATUS USING A FILTER BAG WHEREIN MOVABLE PRESSURE PLATE CONFINES THE BAG WITHIN AN OPENTOPPED TRAY TO INSURE THROUGH DISTRIBUTION OF HOT WATER THROUGH THE GROUNDS IN THE FILTER BAG.
Inventors
- 👤 George Bixby Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:18
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/057; A47J31/06; A47J31/0642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |