US3100434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee making machine
Assignee: Individual
•
Filing: 1960-01-08
•
Granted: 1963-08-13
•
Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 George R Bunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:00
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/54; A47J31/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A COFFEE MAKING MACHINE COMPRISING, IN COMBINATION, A MAIN WATER TANK, A SUPPLY VALVE, MEANS CONNECTING SAID MAIN WATER TANK THROUGH SAID SUPPLY VALVE TO A SOURCE OF WATER UNDER PRESSURE, MEANS FOR CONTINUOUSLY HEATING WATER IN SAID MAIN TANK TO MAINTAIN IT AT A RELATIVELY LOW TEMPERATURE ABOVE NORMAL ROOM TEMPERATURE, AN AUXILIARY WATER TANK CONNECTED IN FLUID TIGHT RELATION TO SAID MAIN WATER TANK, MEANS FOR SELECTIVELY HEATING WATER IN SAID AUXILIARY TANK TO A RELATIVELY HIGH TEMPERATURE BELOW 212* F.; GROUND COFFEE RECEIVING MEANS, MEANS PLACING SAID GROUND COFFEE RECEIVING MEANS IN COMMUNICATION WITH SAID AUXILIARY TANK WHEREBY HOT WATER THEREFROM FLOWS THROUGH GROUND COFFEE IN SAID RE-
Claim 2
Dependent Claim
111 words
A COFFEE MAKING MACHINE COMPRISING, IN COMBINATION, A MAIN WATER TANK, A SUPPLY VALVE, MEANS CONNECTING SAID MAIN WATER TANK THROUGH SAID SUPPLY VALVE TO A SOURCE OF WATER UNDER PRESSURE, MEANS FOR CONTINUOUSLY HEATING WATER IN SAID MAIN TANK TO MAINTAIN IT AT A RELATIVELY LOW TEMPERATURE ABOVE NORMAL ROOM TEMPERATURE, AN AUXILIARY WATER TANK CONNECTED IN FLUID TIGHT RELATION TO SAID MAIN WATER TANK, MEANS FOR SELECTIVELY HEATING WATER IN SAID AUXILIARY TANK TO A RELATIVELY HIGH TEMPERATURE BELOW 212* F.; GROUND COFFEE RECEIVING MEANS, MEANS PLACING SAID GROUND COFFEE RECEIVING MEANS IN COMMUNICATION WITH SAID AUXILIARY TANK WHEREBY HOT WATER THEREFROM FLOWS THROUGH GROUND COFFEE IN SAID RE-
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Cited
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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) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |