US3261642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unison action seat
Assignee: Individual
•
Filing: 1963-09-26
•
Granted: 1966-07-19
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Hyland C Flint
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:07
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/44; A47C7/445; A47C3/00; A47C3/02; A47C3/025; A47C7/02; A47C7/14; A47C7/28; A47C7/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN A SEAT OF THE UNISON TYPE, A BASE, A SEAT CUSHION AND A BACK CUSHION SECURED TOGETHER IN PIVOTAL RELATION, LEAF SPRINGS SUPPORTED ON SAID BASE WITH THE FREE AND EXTENDING REARWARDLY BENEATH AND PIVOTALLY CONNECTED TO SAID BACK CUSHION, AND LINKS PIVOTED TO THE BASE AND TO SAID BACK CUSHION AND EXTENDING BELOW SAID SEAT CUSHION, SAID LINKSD AND SAID BASE AND SAID BACK CUSHION AND SAID LEAF SPRINGS FORMING A RESILIENT PARALLELOGRAM SUPPORT FOR SAID SEAT CUSHION AND SAID BACK CUSHING TO MAINTAIN A DESIRED ANGULAR RELATION OF SAID BACK CUSHION RELATION TO SAID BASE WITH DEFLECTION OF SAID SEAT CUSHION.
Claim 2
Dependent Claim
104 words
IN A SEAT OF THE UNISON TYPE, A BASE, A SEAT CUSHION AND A BACK CUSHION SECURED TOGETHER IN PIVOTAL RELATION, LEAF SPRINGS SUPPORTED ON SAID BASE WITH THE FREE AND EXTENDING REARWARDLY BENEATH AND PIVOTALLY CONNECTED TO SAID BACK CUSHION, AND LINKS PIVOTED TO THE BASE AND TO SAID BACK CUSHION AND EXTENDING BELOW SAID SEAT CUSHION, SAID LINKSD AND SAID BASE AND SAID BACK CUSHION AND SAID LEAF SPRINGS FORMING A RESILIENT PARALLELOGRAM SUPPORT FOR SAID SEAT CUSHION AND SAID BACK CUSHING TO MAINTAIN A DESIRED ANGULAR RELATION OF SAID BACK CUSHION RELATION TO SAID BASE WITH DEFLECTION OF SAID SEAT CUSHION.
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |