US3304740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Open front display case
Assignee: Pet Inc
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Filing: 1962-11-09
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Granted: 1967-02-21
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Expires: 1982-11-09
Abstract
No abstract record available.
Inventors
- 👤 Edgar V Dickson
- 👤 Balk Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:45
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/04; A47F3/0439; A47F3/0443; A47F3/0447; A47F2003/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A REFRIGERATED DISPLAY CASE HAVING A DISPLAY AREA WITH AN OPEN FRONT SIDE AND AT LEAST ONE SHELF THEREIN, LAMP MEANS MOUNTED BELOW AND ADJACENT TO THE FRONT OF SAID SHELF FOR LIGHTING THE DISPLAY AREA BELOW SAID SHELF, FIRST MEANS FOR COOLING A PRIMARY AIR STREAM TO LOW REFRIGERATION TEMPERATURES AND CIRCULATING SAID PRIMARY STREAM THROUGH SAID DISPLAY AREA TO COOL PRODUCTS THEREIN, SECOND MEANS RECEIVING AIR FROM SAID FIRST MEANS AND FORMING A WALL OF PRIMARY AIR ACROSS SAID OPEN FRONT SIDE SAID FIRST MEANS INCLUDING DUCT MEANS BELOW SAID SHELF AND EXTENDING TOWARD SAID LAMP MEANS, AND MEANS FOR DISCHARGING PRIMARY AIR OUT OF SAID DUCT MEANS INTO CIRCUMSCRIBING RELATION WITH SAID LAMP MEANS.
Claim 2
Dependent Claim
117 words
A REFRIGERATED DISPLAY CASE HAVING A DISPLAY AREA WITH AN OPEN FRONT SIDE AND AT LEAST ONE SHELF THEREIN, LAMP MEANS MOUNTED BELOW AND ADJACENT TO THE FRONT OF SAID SHELF FOR LIGHTING THE DISPLAY AREA BELOW SAID SHELF, FIRST MEANS FOR COOLING A PRIMARY AIR STREAM TO LOW REFRIGERATION TEMPERATURES AND CIRCULATING SAID PRIMARY STREAM THROUGH SAID DISPLAY AREA TO COOL PRODUCTS THEREIN, SECOND MEANS RECEIVING AIR FROM SAID FIRST MEANS AND FORMING A WALL OF PRIMARY AIR ACROSS SAID OPEN FRONT SIDE SAID FIRST MEANS INCLUDING DUCT MEANS BELOW SAID SHELF AND EXTENDING TOWARD SAID LAMP MEANS, AND MEANS FOR DISCHARGING PRIMARY AIR OUT OF SAID DUCT MEANS INTO CIRCUMSCRIBING RELATION WITH SAID LAMP MEANS.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |