Patent US3122898A successfully refreshed from Google Patents.
US3122898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice tray
Assignee: Motors Liquidation Co
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Filing: 1962-08-20
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Granted: 1964-03-03
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Expires: 1982-08-20
Abstract
No abstract record available.
Inventors
- 👤 Walter G Kniffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:16
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/22; F25C1/24; F25C2500/00; F25C2500/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
A FREEZING DEVICE ADAPTED TO RECEIVE WATER TO BE FROZEN THEREIN COMPRISING: (A) AN ELONGATED TRAY HAVING ENDS, LONG SIDES, CORNERS AND PROVIDED WITH AN UPPER BOUNDING RIM HAVING STRAIGHT PARTS EXTENDING CONTIGUOUSLY AROUND CORNERS OF SAID TRAY SUBSTANTIALLY AT RIGHT ANGLES TO ONE ANOTHER ALONG THE ENDS AND LONG SIDES THEREOF, BOTTOM WALL PORTIONS, WALLS UPSTANDING FROM SAID BOTTOM WALL PORTIONS TO SAID RIM AND UPRIGHT WALLS SPACED APART THROUGHOUT THE LENGTH OF THE TRAY, (B) SAID SPACED-APART UPRIGHT WALLS PROJECTING LATERALLY FROM ONE LONG SIDE ONLY OF SAID TRAY BEYOND ITS LONGITUDINAL CENTER AND TERMINATED IN SPACED RELATION TO THE OPPOSITE LONG SIDE OF THE TRAY, (C) THE TOP OF SAID SPACED-APART UPRIGHT WALLS OF SAID TRAY DISPOSED BELOW SAID UPPER BOUNDING RIM, (D) SAID BOTTOM WALL PORTIONS, SAID UPSTANDING WALLS, SAID SPACED-APART UPRIGHT WALLS AND SAID RIM BEING FORMED INTEGRAL WITH ONE ANOTHER, (E) SAID UPRIGHT LATERALLY PROJECTING WALLS AND BOTTOM WALL PORTIONS THEREBETWEEN TOGETHER WITH A SIDE AND THE UPSTANDING WALLS OF SAID TRAY DEFINING A ROW OF POCKETS THEREIN ALONG SAID ONE LONG SIDE THEREOF, AND (F) OTHER BOTTOM WALL PORTIONS AND THE UPSTANDING WALL AT SAID OPPOSITE SIDE OF THE TRAY DEFINING A LONG RELATIVELY NARROW CHANNEL WITHIN SAID TRAY OFFSET LATERALLY FROM THE LONGITUDINAL CENTER THEREOF AND COMMUNICATING WITH EACH OF SAID POCKETS.
Claim 2
Dependent Claim
220 words
A FREEZING DEVICE ADAPTED TO RECEIVE WATER TO BE FROZEN THEREIN COMPRISING: (A) AN ELONGATED TRAY HAVING ENDS, LONG SIDES, CORNERS AND PROVIDED WITH AN UPPER BOUNDING RIM HAVING STRAIGHT PARTS EXTENDING CONTIGUOUSLY AROUND CORNERS OF SAID TRAY SUBSTANTIALLY AT RIGHT ANGLES TO ONE ANOTHER ALONG THE ENDS AND LONG SIDES THEREOF, BOTTOM WALL PORTIONS, WALLS UPSTANDING FROM SAID BOTTOM WALL PORTIONS TO SAID RIM AND UPRIGHT WALLS SPACED APART THROUGHOUT THE LENGTH OF THE TRAY, (B) SAID SPACED-APART UPRIGHT WALLS PROJECTING LATERALLY FROM ONE LONG SIDE ONLY OF SAID TRAY BEYOND ITS LONGITUDINAL CENTER AND TERMINATED IN SPACED RELATION TO THE OPPOSITE LONG SIDE OF THE TRAY, (C) THE TOP OF SAID SPACED-APART UPRIGHT WALLS OF SAID TRAY DISPOSED BELOW SAID UPPER BOUNDING RIM, (D) SAID BOTTOM WALL PORTIONS, SAID UPSTANDING WALLS, SAID SPACED-APART UPRIGHT WALLS AND SAID RIM BEING FORMED INTEGRAL WITH ONE ANOTHER, (E) SAID UPRIGHT LATERALLY PROJECTING WALLS AND BOTTOM WALL PORTIONS THEREBETWEEN TOGETHER WITH A SIDE AND THE UPSTANDING WALLS OF SAID TRAY DEFINING A ROW OF POCKETS THEREIN ALONG SAID ONE LONG SIDE THEREOF, AND (F) OTHER BOTTOM WALL PORTIONS AND THE UPSTANDING WALL AT SAID OPPOSITE SIDE OF THE TRAY DEFINING A LONG RELATIVELY NARROW CHANNEL WITHIN SAID TRAY OFFSET LATERALLY FROM THE LONGITUDINAL CENTER THEREOF AND COMMUNICATING WITH EACH OF SAID POCKETS.
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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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |