Patent US4922556A successfully refreshed from Google Patents.
US3255807A
Expired / Lapsed
US
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Self contained sliding door device
Assignee: Individual
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Filing: 1964-06-22
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Granted: 1966-06-14
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry F Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:33
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/0621; E05D15/066; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4609; E05D15/0678; E05D15/0682; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A SELF CONTAINED SLIDING DOOR DEVICE COMPRISING AT LEAST ONE DOOR ELEMENT HAVING A FRONT SURFACE, A REAR SURFACE, AN UPPER END, A LOWER END, AND OPPOSITELY DISPOSED SIDES, UPPER AND LOWER SUPPORTING MEMBERS CARRYING SAID DOOR ELEMENT THEREBETWEEN FOR MOVEMENT FROM A FIRST POSITION TO A SECOND POSITION, A TRACK MEMBER CARRIED BY AT LEAST ONE OF SAID ENDS OF SAID DOOR ELEMENT, MEANS CARRIED BY SAID DOOR ELEMENT FOR LAYING PORTIONS OF SAID TRACK MEMBER ADJACENT SAID ONE END OF SAID DOOR ELEMENT ON ITS ASSOCIATED SUPPORTING MEMBER AS SAID DOOR ELEMENT IS MOVED FROM SAID FIRST POSITION TO SAID SECOND POSITION, AND MEANS CARRIED BY SAID DOOR ELEMENT FOR RETRACTING SAID PORTIONS OF SAID TRACK MEMBER AS SAID DOOR ELEMENT IS MOVED FROM SAID SECOND POSITION TO SAID FIRST POSITION.
Claim 2
Dependent Claim
133 words
A SELF CONTAINED SLIDING DOOR DEVICE COMPRISING AT LEAST ONE DOOR ELEMENT HAVING A FRONT SURFACE, A REAR SURFACE, AN UPPER END, A LOWER END, AND OPPOSITELY DISPOSED SIDES, UPPER AND LOWER SUPPORTING MEMBERS CARRYING SAID DOOR ELEMENT THEREBETWEEN FOR MOVEMENT FROM A FIRST POSITION TO A SECOND POSITION, A TRACK MEMBER CARRIED BY AT LEAST ONE OF SAID ENDS OF SAID DOOR ELEMENT, MEANS CARRIED BY SAID DOOR ELEMENT FOR LAYING PORTIONS OF SAID TRACK MEMBER ADJACENT SAID ONE END OF SAID DOOR ELEMENT ON ITS ASSOCIATED SUPPORTING MEMBER AS SAID DOOR ELEMENT IS MOVED FROM SAID FIRST POSITION TO SAID SECOND POSITION, AND MEANS CARRIED BY SAID DOOR ELEMENT FOR RETRACTING SAID PORTIONS OF SAID TRACK MEMBER AS SAID DOOR ELEMENT IS MOVED FROM SAID SECOND POSITION TO SAID FIRST POSITION.
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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |