US3256841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator safety device
Assignee: Individual
•
Filing: 1964-03-30
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Granted: 1966-06-21
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Klingaman Harold Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:37
CPC Classifications
F; F25; F25D; F25D29/00; F25D29/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A SAFETY ARRANGEMENT TO PREVENT TRAPPING OF A CHILD IN THE CABINET PORTION OF A REFRIGERATOR HAVING A DOOR THE COMBINATION COMPRISING A PLURALITY OF HORIZONTAL SHELVES IN SAID CABINET PORTION; A FORCE TRANSMITTING DEVICE CONNECTED TO EACH OF SAID PLURALITY OF SHELVES AND FORMING AT LEAST A PORTION OF THE SUPPORTING STRUCTURE FOR SAID SHELVES; A DOOR OPERATING MECHANISM COMPRISING: A STOP MEMBER MOVABLE BETWEEN A FIRST POSITION, AND A SECOND POSITION, RESILIENT MEANS FOR MOVING SAID STOP MEMBER FROM SAID FIRST POSITION TO SAID SECOND POSITION, AND LATCH MEANS TO NORMALLY MAINTAIN SAID STOP MEMBER IN SAID FIRST POSITION SAID STOP MEMBER BEING EFFECTIVE TO PREVENT CLOSING AND LATCHING OF THE DOOR OF SAID REFRIGERATOR WHENEVER SAID STOP MEMBER IS IN SAID SECOND POSITION; AND SAID FORCE TRANSMITTING DEVICE BEING CONNECTED TO OPERATE SAID LATCH MEANS WHENEVER THE DYNAMIC
Claim 2
Dependent Claim
142 words
IN A SAFETY ARRANGEMENT TO PREVENT TRAPPING OF A CHILD IN THE CABINET PORTION OF A REFRIGERATOR HAVING A DOOR THE COMBINATION COMPRISING A PLURALITY OF HORIZONTAL SHELVES IN SAID CABINET PORTION; A FORCE TRANSMITTING DEVICE CONNECTED TO EACH OF SAID PLURALITY OF SHELVES AND FORMING AT LEAST A PORTION OF THE SUPPORTING STRUCTURE FOR SAID SHELVES; A DOOR OPERATING MECHANISM COMPRISING: A STOP MEMBER MOVABLE BETWEEN A FIRST POSITION, AND A SECOND POSITION, RESILIENT MEANS FOR MOVING SAID STOP MEMBER FROM SAID FIRST POSITION TO SAID SECOND POSITION, AND LATCH MEANS TO NORMALLY MAINTAIN SAID STOP MEMBER IN SAID FIRST POSITION SAID STOP MEMBER BEING EFFECTIVE TO PREVENT CLOSING AND LATCHING OF THE DOOR OF SAID REFRIGERATOR WHENEVER SAID STOP MEMBER IS IN SAID SECOND POSITION; AND SAID FORCE TRANSMITTING DEVICE BEING CONNECTED TO OPERATE SAID LATCH MEANS WHENEVER THE DYNAMIC
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |