US3253534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee brewing machine
Assignee: IMPERIAL COFFEE MACHINE CORP
•
Filing: 1963-07-19
•
Granted: 1966-05-31
•
Expires: 1983-07-19
Abstract
No abstract record available.
Inventors
- 👤 Ross Leonard
- 👤 Robert A Wegrzynek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:51
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/40; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87016; Y10T137/87024
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
IN A COFFEE BREWING MACHINE, (A) A FIXEDLY MOUNTED OUTER CONTAINER HAVING A BOTTOM DISPENSING OPENING, (B) AN INNER FORAMINOUS CONTAINER AFFIXED TO THE OUTER CONTAINER AND HAVING A BOTTOM DISCHARGE OPENING ABOVE THE OPENING IN THE OUTER CONTAINER, (C) MEANS TO OPEN AND CLOSE THE OPENING IN THE OUTER CONTAINER, AND (D) MEANS CONNECTED TO THE LATTER MEANS AND OPERATED THEREBY TO OPEN AND CLOSE THE OPENING IN THE INNER CONTAINER.
References Cited (Backward Citations)
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Cited
US2194807A
Cited
US2313152A
Cited
US2490634A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |