Patent US3349690A successfully refreshed from Google Patents.
US3349690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beverage brewing apparatus
Assignee: Rudd Melikian Inc
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Filing: 1964-10-15
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Granted: 1967-10-31
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Expires: 1984-10-15
Abstract
No abstract record available.
Inventors
- 👤 Heiner William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:43
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/24; A47J31/34; A47J31/36; A47J31/3604; A47J31/3609; A47J31/3614
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A COFFEE BREWING AND DISPENSING MACHINE COMPRISING: A HOT WATER CYLINDER HAVING AN OPEN BOTTOM; A PISTON RECIPROCABLE IN SAID CYLINDER; A CONTAINER FOR HOLDING GROUND COFFEE, SAID CONTAINER HAVING A FILTER FLOOR-FORMING PORTION AND A SEPARATE WALL-FORMING PORTION, SAID PORTIONS BEING MOUNTED FORM MOVEMENT INTO AND OUT OF REGISTRY WITH SAID OPEN BOTTOM OF THE CYLINDER; SAID FILTER PORTION AND SAID WALL PORTION BEING CONSTRUCTED AND ARRANGED TO FORM WITH THE CYLINDER A COFFEE BREWING CHAMBER, WHEN THE PARTS ARE ALIGNED; MEANS BIASING BOTH PORTIONS OF SAID CONTAINER TO A POSITION OUT OF ALIGNMENT WITH SAID CYLINDER BOTTOM; THE WALL PORTION OF THE CONTAINER BEING CAPABLE OF OUTWARD MOVEMENT BEYOND THAT OF THE FLOOR PORTION TO A POSITION WHERE THE SPENT COFFEE GROUNDS MAY BE DISCHARGED DOWNWARDLY SUBSEQUENT TO A BREWING OPERATION; AND MEANS MOVABLE WITH THE WALL PORTION FOR WIPING THE FILTER PORTION IN ITS TRAVEL INTO AND OUT OF ALIGNMENT WITH THE CYLINDER BOTTOM.
Claim 2
Dependent Claim
157 words
A COFFEE BREWING AND DISPENSING MACHINE COMPRISING: A HOT WATER CYLINDER HAVING AN OPEN BOTTOM; A PISTON RECIPROCABLE IN SAID CYLINDER; A CONTAINER FOR HOLDING GROUND COFFEE, SAID CONTAINER HAVING A FILTER FLOOR-FORMING PORTION AND A SEPARATE WALL-FORMING PORTION, SAID PORTIONS BEING MOUNTED FORM MOVEMENT INTO AND OUT OF REGISTRY WITH SAID OPEN BOTTOM OF THE CYLINDER; SAID FILTER PORTION AND SAID WALL PORTION BEING CONSTRUCTED AND ARRANGED TO FORM WITH THE CYLINDER A COFFEE BREWING CHAMBER, WHEN THE PARTS ARE ALIGNED; MEANS BIASING BOTH PORTIONS OF SAID CONTAINER TO A POSITION OUT OF ALIGNMENT WITH SAID CYLINDER BOTTOM; THE WALL PORTION OF THE CONTAINER BEING CAPABLE OF OUTWARD MOVEMENT BEYOND THAT OF THE FLOOR PORTION TO A POSITION WHERE THE SPENT COFFEE GROUNDS MAY BE DISCHARGED DOWNWARDLY SUBSEQUENT TO A BREWING OPERATION; AND MEANS MOVABLE WITH THE WALL PORTION FOR WIPING THE FILTER PORTION IN ITS TRAVEL INTO AND OUT OF ALIGNMENT WITH THE CYLINDER BOTTOM.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |