Patent US3658905A successfully refreshed from Google Patents.
Patent US3621684A successfully refreshed from Google Patents.
US3621684A
Expired / Lapsed
US
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Child safe freezer
Assignee: General Electric Co
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Filing: 1970-02-09
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Granted: 1971-11-23
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Expires: 1990-02-09
Abstract
Abstract A FREEZER CABINET INCLUDING MAGNETIC LATCHING MEANS FOR NORMALLY MAINTAINING THE FREEZER DOOR IN A CLOSED POSITION AND LOCKING MEANS ADAPTED TO PERMIT PARTIAL OPENING OF THE LOCKED DOOR TO PROVIDE VENTILATION OF THE CABINET INTERIOR WHILE PREVENTING ACCESS TO THE CONTENTS OF THE CABINET. MEANS MAY ALSO BE PROVIDED FOR HOLDING THE LOCKED DOOR IN THE PARTIALLY OPEN POSITION. AN ALARM DEVICE CAN ALSO BE EMPLOYED TO INDICATE THAT THE LOCKED DOOR IS PARTIALLY OPEN.
Inventors
- 👤 Julius B Horvay
- 👤 Bernard J Grimm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:02
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/30; Y; Y10; Y10S; Y10S292/00; Y10S292/71; Y10T; Y10T292/00; Y10T292/08; Y10T292/0894; Y10T292/0895; Y10T292/0902; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5058; Y10T70/5075; Y10T70/5093; Y10T70/5155; Y10T70/5164; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5345; Y10T70/5363; Y10T70/80; Y10T70/8027; Y10T70/827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |