US3215470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat with adjustable elements
Assignee: Milsco Manufacturing Co
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Filing: 1964-05-22
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Granted: 1965-11-02
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Expires: 1984-05-22
Abstract
No abstract record available.
Inventors
- 👤 Richard F Swenson
- 👤 Donald C Galbraith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:27
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SEAT ASSEMBLY COMPRISING, A MAIN FRAME HAVING A REAR UPRIGHT SUPPORT PROVIDED WITH AN ELONGATED SLOT, A LOWER BACK AND ARM REST MEMBER PROVIDED WITH A REAR ATTACHMENT ELEMENT HAVING A THREADED SOCKET, AN UPPER BACK REST MEMBER HAVING A DEPENDING SUPPORT PROVIDED WITH AN ELONGATED SLOT ALIGNABLE WITH THE SLOT OF SAID UPRIGHT SUPPORT, AND AN ADJUSTMENT MEMBER HAVING A GRIPPING KNOB AND A THREADED SHANK EXTENDING THROUGH THE SLOT OF SAID UPRIGHT SUPPORT AND THE SLOT OF SAID DEPENDING SUPPORT OF THE UPPER BACK REST AND THREADABLY RECEIVED IN SAID SOCKET FOR SECURING BOTH SAID LOWER REST AND SAID UPPER REST MEMBERS IN SELECTED POSITIONS OF ADJUSTMENT RELATIVE TO SAID UPRIGHT SUPPORT.
Claim 2
Dependent Claim
115 words
A SEAT ASSEMBLY COMPRISING, A MAIN FRAME HAVING A REAR UPRIGHT SUPPORT PROVIDED WITH AN ELONGATED SLOT, A LOWER BACK AND ARM REST MEMBER PROVIDED WITH A REAR ATTACHMENT ELEMENT HAVING A THREADED SOCKET, AN UPPER BACK REST MEMBER HAVING A DEPENDING SUPPORT PROVIDED WITH AN ELONGATED SLOT ALIGNABLE WITH THE SLOT OF SAID UPRIGHT SUPPORT, AND AN ADJUSTMENT MEMBER HAVING A GRIPPING KNOB AND A THREADED SHANK EXTENDING THROUGH THE SLOT OF SAID UPRIGHT SUPPORT AND THE SLOT OF SAID DEPENDING SUPPORT OF THE UPPER BACK REST AND THREADABLY RECEIVED IN SAID SOCKET FOR SECURING BOTH SAID LOWER REST AND SAID UPPER REST MEMBERS IN SELECTED POSITIONS OF ADJUSTMENT RELATIVE TO SAID UPRIGHT SUPPORT.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |