US3347150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-automatic coffee urn
Assignee: SUPERIOR TEA AND COFFEE CO
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Filing: 1965-09-16
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Granted: 1967-10-17
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Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 Hrabe Jerry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:24
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/057; A47J31/44; A47J31/46; A47J31/462; A47J31/467
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
108 words
COFFEE BREWING APPARATUS COMPRISING A RESERVIOR TO HOLD A SUPPLY OF WATER, MEANS TO MAINTAIN THE WATER IN HEATED CONDITION, A COFFEE BREWING VESSEL TO RECEIVE A CHARGE OF GROUND COFFEE, MEANS TO TRANSFER HOT WATER FROM THE RESERVOIR FOR DELIVERY OVER THE COFFEE TO BREW THE SAME, MEANS CONNECTING THE RESERVOIR TO A FRESH WATER SUPPLY, PRESSURING MEANS IN OPERATIVE RELATION WITH THE SUPPLY AND RESERVOIR TO REPLENISH THE VOLUME OF WATER IN THE RESERVOIR AT THE SAME RATE AS THE SAME IS DEPLETED BY TRANSFER TO THE VESSEL, AND TIMING MEANS HAVING A CYCLE PROPORTIONED TO THE RATE OF DELIVERY OF THE PRESSURING MEANS, SAID TIM-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |