Patent US3273585A successfully refreshed from Google Patents.
US3273585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flushing apparatus for dispensing freezers
Assignee: Alco Foodservice Equipment Co
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Filing: —
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Granted: 1966-09-20
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Expires: 1983-09-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:10
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/281; A23G9/30; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
IN COMBINATION, A DISPENSING FREEZER HAVING A FREEZING CHAMBER WITH A DISCHARGE OPENING, A LIFT VALVE FOR SELECTIVELY CLOSING SAID OPENING, A DRAIN TUBE, AND HOLLOW STOPPER MEANS ON SAID TUBE DETACHABLY FITTING INTO SAID DISCHARGE OPENING AND HAVING A LIFT FINGER ADAPTED TO EN-
Claim 2
Dependent Claim
45 words
IN COMBINATION, A DISPENSING FREEZER HAVING A FREEZING CHAMBER WITH A DISCHARGE OPENING, A LIFT VALVE FOR SELECTIVELY CLOSING SAID OPENING, A DRAIN TUBE, AND HOLLOW STOPPER MEANS ON SAID TUBE DETACHABLY FITTING INTO SAID DISCHARGE OPENING AND HAVING A LIFT FINGER ADAPTED TO EN-
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |