US3220214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray type ice cube maker
Assignee: Cornelius Co
•
Filing: 1963-06-13
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Granted: 1965-11-30
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Expires: 1983-06-13
Abstract
No abstract record available.
Inventors
- 👤 Richard T Cornelius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:52
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C1/045
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A MACHINE FOR FREEZING A LIQUID AS CUBES, COMPRISING IN COMBINATION: (A) A SERIES OF THERMALLY CONDUCTIVE CUBE-FORMING FINS ARRANGED IN A STATIONARY ANNULAR PATTERN, EACH FIN HAVING A LOWER EXPOSED END, AND AN UPPER END; (B) REFRIGERATION MEANS INCLUDING A COIL OF REFRIGERATION TUBING BONDED AT AN EXTERNAL SURFACE THEREOF TO AN EDGE OF SAID UPPER END OF EACH OF SAID FINS, AND OPERATIVE TO VARY THE TEMPERATURE OF SAID FINS BELOW AND ABOVE THE FREEZING POINT OF THE LIQUID; AND (C) MEANS, DISPOSED WITHIN THE CENTER OF SAID ANNULAR PATTERN OF SAID FINS, AND OPERATIVE TO PROVIDE A RADIALLY OUTWARDLY DIRECTED SPRAY OF LIQUID DIRECTED SUBSTANTIALLY SIMULTANEOUSLY TOWARD ALL OF SAID FINS.
References Cited (Backward Citations)
FR970479A
Cited
US2677249A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |