Patent US3361473A successfully refreshed from Google Patents.
US3361473A
Expired / Lapsed
US
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Pivotal connection for seats and seats incorporating same
Assignee: Individual
•
Filing: 1964-10-27
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Granted: 1968-01-02
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Expires: 1984-10-27
Abstract
No abstract record available.
Inventors
- 👤 Dudouyt Jean Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:24
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/026; A47C1/027; A47D; A47D1/00; A47D1/002; B; B60; B60N; B60N2/00; B60N2/02; B60N2/22; B60N2/2218; B60N2/24; B60N2/32; B60N2/34; B60N2/90; B60N2/995; E; E05; E05D; E05D11/00; E05D11/10; E05D11/1007; F; F16; F16C; F16C11/00; F16C11/04; F16C11/10; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/538
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
AN ADJUSTABLE CHAIR COMPRISING A GROUND-ENGAGING SUPPORT MEANS HAVING UPSTANDING PORTIONS, AN OCCUPANT SUPPORTING SEAT MEANS ASSOCIATED WITH SAID SUPPORT MEANS, A BACK MOUNTED IN ASSOCIATION WITH SAID SUPPORT MEANS, MOUNTING MEANS PIVOTALLY JOINING SAID SEAT AND BACK TO THE SUPPORT MEANS, SAID MOUNTING MEANS INCLUDING A SPINDLE WHOSE AXIS IS FIXED RELATIVE TO THE SEAT AND BACK AND ARRANGED TO COOPERATE WITH THE SEAT, BACK AND SUPPORT MEANS TO PERMIT CONJOINED AND INDEPENDENT PIVOTAL MOTION OF SAID SEAT AND BACK ABOUT THE SPINDLE AXIS, FIRST LOCKING MEANS FOR ADJUSTING THE ANGULAR POSITION OF THE SEAT AND BACK RELATIVE TO THE GROUND-ENGAGING MEANS ABOUT SAID AXIS, AND RETRACTABLE SECOND LOCKING MEANS PERMITTING SELECTIVE ANGULAR ADJUSTMENT OF THE SEAT MEANS ABOUT SAID AXIS AND RELATIVE TO SAID BACK.
Claim 2
Dependent Claim
127 words
AN ADJUSTABLE CHAIR COMPRISING A GROUND-ENGAGING SUPPORT MEANS HAVING UPSTANDING PORTIONS, AN OCCUPANT SUPPORTING SEAT MEANS ASSOCIATED WITH SAID SUPPORT MEANS, A BACK MOUNTED IN ASSOCIATION WITH SAID SUPPORT MEANS, MOUNTING MEANS PIVOTALLY JOINING SAID SEAT AND BACK TO THE SUPPORT MEANS, SAID MOUNTING MEANS INCLUDING A SPINDLE WHOSE AXIS IS FIXED RELATIVE TO THE SEAT AND BACK AND ARRANGED TO COOPERATE WITH THE SEAT, BACK AND SUPPORT MEANS TO PERMIT CONJOINED AND INDEPENDENT PIVOTAL MOTION OF SAID SEAT AND BACK ABOUT THE SPINDLE AXIS, FIRST LOCKING MEANS FOR ADJUSTING THE ANGULAR POSITION OF THE SEAT AND BACK RELATIVE TO THE GROUND-ENGAGING MEANS ABOUT SAID AXIS, AND RETRACTABLE SECOND LOCKING MEANS PERMITTING SELECTIVE ANGULAR ADJUSTMENT OF THE SEAT MEANS ABOUT SAID AXIS AND RELATIVE TO SAID BACK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |