Patent US3289243A successfully refreshed from Google Patents.
US3289243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding door hanger
Assignee: Arthur Cox and Sons Inc
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Filing: 1965-03-19
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Granted: 1966-12-06
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Expires: 1985-03-19
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Milette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:36
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/0621; E05D15/0626; E05D15/063; E05D15/0634; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A SLIDING DOOR HANGER FOR MOVEMENT UPON A TRACKWAY, INCLUDING: A BRACKET HAVING TWO LEGS IN ANGULAR RELATIONSHIP, ONE LEG ADAPTED TO BE ATTACHED TO THE TOP EDGE OF A DOOR IN HORIZONTAL POSITION AND THE OTHER LEG BEING VERTICALLY DISPOSED ABOVE THE TOP EDGE OF THE DOOR, SAID VERTICALLY DISPOSED LEG PROVIDED WITH SPACED APART TRANSVERSE AND ARCUATE SLOTS AND WITH A TRANSVERSE SLOT INTERMEDIATE THE AFOREMENTIONED SLOTS, A LEVER ONE END OF WHICH IS PROVIDED WITH AN EAR FOR PASSAGE THROUGH THE TRANSVERSE SLOT OF THE LEG TO PROVIDE A FULCRUM POINT FOR THE LEVER AND LIKEWISE PROVIDED WITH ATTACHMENT MEANS FOR SLIDE MOVEMENT WITHOUT THE ARCUATE SLOT, THE ARCUATE SLOT BEING CONCENTRIC ABOUT THE FULCRUM POINT SAID LEVER FORMED WITH A LUG EXTENDING THROUGH THE INTERMEDIATE SLOT OF THE LEG, A LUG EXTENIDNG OUTWARDLY FROM THE VERTICAL LEG OF THE BRACKET AT THE INTERMEDIATE SLOT, THE LUG OF THE LEVER OVERLYING SAID LAST NAMED LUG, MEANS EXTENDING BETWEEN THE TWO LUGS FOR ADJUSTING RELATIVE SEPARATION AND APPROACH THEREOF TO SWING THE LEVER ABOUT ITS FULCRUM POINT AND TO MOVE THE ATTACHMENT MEANS IN SAID ARCUATE SLOT AND A ROCKARM PROVIDED WITH WHEELS SECURED TO THE LEVER AT THE END OPPOSITE THE FULCRUM POINT.
Claim 2
Dependent Claim
206 words
A SLIDING DOOR HANGER FOR MOVEMENT UPON A TRACKWAY, INCLUDING: A BRACKET HAVING TWO LEGS IN ANGULAR RELATIONSHIP, ONE LEG ADAPTED TO BE ATTACHED TO THE TOP EDGE OF A DOOR IN HORIZONTAL POSITION AND THE OTHER LEG BEING VERTICALLY DISPOSED ABOVE THE TOP EDGE OF THE DOOR, SAID VERTICALLY DISPOSED LEG PROVIDED WITH SPACED APART TRANSVERSE AND ARCUATE SLOTS AND WITH A TRANSVERSE SLOT INTERMEDIATE THE AFOREMENTIONED SLOTS, A LEVER ONE END OF WHICH IS PROVIDED WITH AN EAR FOR PASSAGE THROUGH THE TRANSVERSE SLOT OF THE LEG TO PROVIDE A FULCRUM POINT FOR THE LEVER AND LIKEWISE PROVIDED WITH ATTACHMENT MEANS FOR SLIDE MOVEMENT WITHOUT THE ARCUATE SLOT, THE ARCUATE SLOT BEING CONCENTRIC ABOUT THE FULCRUM POINT SAID LEVER FORMED WITH A LUG EXTENDING THROUGH THE INTERMEDIATE SLOT OF THE LEG, A LUG EXTENIDNG OUTWARDLY FROM THE VERTICAL LEG OF THE BRACKET AT THE INTERMEDIATE SLOT, THE LUG OF THE LEVER OVERLYING SAID LAST NAMED LUG, MEANS EXTENDING BETWEEN THE TWO LUGS FOR ADJUSTING RELATIVE SEPARATION AND APPROACH THEREOF TO SWING THE LEVER ABOUT ITS FULCRUM POINT AND TO MOVE THE ATTACHMENT MEANS IN SAID ARCUATE SLOT AND A ROCKARM PROVIDED WITH WHEELS SECURED TO THE LEVER AT THE END OPPOSITE THE FULCRUM POINT.
References Cited (Backward Citations)
US3020582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |