US3337266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensating back chair
Assignee: SMITH INVESTMENT Co
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Filing: 1966-02-01
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Granted: 1967-08-22
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 John A Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:35
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/031; A47C1/032; A47C1/03294; A47C1/03261; A47C1/03272; A47C1/03274; A47C1/03277
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A CHAIR COMPRISING: A FRAME; A BACK HAVING UPPER AND LOWER ENDS; MEANS MOUNTING THE BACK ON THE FRAME FOR SWINGING MOVEMENT ABOUT A GENERALLY HORIZONTAL AXIS INTERMEDIATE ITS UPPER AND LOWER ENDS; A SEAT SUPPORTED ON THE FRAME FORWARDLY OF THE BACK IN ONE POSITION, AND MOVABLE FROM SAID ONE POSITION TO ANOTHER POSITION FORWARDLY THEREFROM; STOP MEANS ON THE CHAIR FOR LIMITING MOVEMENT OF THE SEAT AT SAID POSITIONS; AND MEANS OPERATIVELY CONNECTED TO THE SEAT AND THE BACK FOR URGING THE SEAT TOWARD SAID OTHER POSITION WHEN THE BACK IS RECLINED AND FOR PROVIDING LIMITED SWINGING MOVEMENT OF THE BACK AFTER THE STOP MEANS LIMITS FORWARD MOVEMENT OF THE SEAT AT SAID OTHER POSITION; SAID LAST-MENTIONED MEANS INCLUDING LINKAGE MEANS OPERATIVELY CONNECTED TO THE SEAT FOR URGING THE SEAT TOWARD SAID OTHER POSITION WHEN THE BACK IS RECLINED AND LOST-MOTION MEANS OPERATIVELY CONNECTED TO THE BACK FOR ENGAGING THE LINKAGE MEANS TO LIMIT SAID SWINGING MOVEMENT OF THE BACK.
Claim 2
Dependent Claim
162 words
A CHAIR COMPRISING: A FRAME; A BACK HAVING UPPER AND LOWER ENDS; MEANS MOUNTING THE BACK ON THE FRAME FOR SWINGING MOVEMENT ABOUT A GENERALLY HORIZONTAL AXIS INTERMEDIATE ITS UPPER AND LOWER ENDS; A SEAT SUPPORTED ON THE FRAME FORWARDLY OF THE BACK IN ONE POSITION, AND MOVABLE FROM SAID ONE POSITION TO ANOTHER POSITION FORWARDLY THEREFROM; STOP MEANS ON THE CHAIR FOR LIMITING MOVEMENT OF THE SEAT AT SAID POSITIONS; AND MEANS OPERATIVELY CONNECTED TO THE SEAT AND THE BACK FOR URGING THE SEAT TOWARD SAID OTHER POSITION WHEN THE BACK IS RECLINED AND FOR PROVIDING LIMITED SWINGING MOVEMENT OF THE BACK AFTER THE STOP MEANS LIMITS FORWARD MOVEMENT OF THE SEAT AT SAID OTHER POSITION; SAID LAST-MENTIONED MEANS INCLUDING LINKAGE MEANS OPERATIVELY CONNECTED TO THE SEAT FOR URGING THE SEAT TOWARD SAID OTHER POSITION WHEN THE BACK IS RECLINED AND LOST-MOTION MEANS OPERATIVELY CONNECTED TO THE BACK FOR ENGAGING THE LINKAGE MEANS TO LIMIT SAID SWINGING MOVEMENT OF THE BACK.
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |