US3271076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seating construction
Assignee: Heywood Wakefield Co
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Filing: 1965-03-26
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Granted: 1966-09-06
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Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 William I Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:52
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C7/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A SEATING CONSTRUCTION INCLUDING A RECTANGULAR SEAT FRAME, HAVING FRONT, REAR AND SIDE MEMBERS AND FLOOR ENGAGING MEMBERS EXTENDING DOWNWARDLY FROM THE FRAME, THE IMPROVEMENT WHICH COMPRISES A PLURALITY OF RESILIENT MEMBERS EXTENDING BETWEEN THE FRONT AND REAR PORTIONS OF THE FRAME DISPOSED IN SPACED PARALLEL RELATIONSHIP DEFINING A RESILIENT SUPPORTING SURFACE WITHIN THE FRAME, THE RESILIENT MEMBERS HAVING A RIGID SECTOR EXTENDING FORWARDLY AND UPWARDLY FROM THE REAR FRAME MEMBER TO AN APEX AND A FLEXIBLE RESILIENT SECTOR EXTENDING FORWARDLY FROM THE SAID APEX TO THE FRONT FRAME MEMBER.
Claim 2
Dependent Claim
91 words
IN A SEATING CONSTRUCTION INCLUDING A RECTANGULAR SEAT FRAME, HAVING FRONT, REAR AND SIDE MEMBERS AND FLOOR ENGAGING MEMBERS EXTENDING DOWNWARDLY FROM THE FRAME, THE IMPROVEMENT WHICH COMPRISES A PLURALITY OF RESILIENT MEMBERS EXTENDING BETWEEN THE FRONT AND REAR PORTIONS OF THE FRAME DISPOSED IN SPACED PARALLEL RELATIONSHIP DEFINING A RESILIENT SUPPORTING SURFACE WITHIN THE FRAME, THE RESILIENT MEMBERS HAVING A RIGID SECTOR EXTENDING FORWARDLY AND UPWARDLY FROM THE REAR FRAME MEMBER TO AN APEX AND A FLEXIBLE RESILIENT SECTOR EXTENDING FORWARDLY FROM THE SAID APEX TO THE FRONT FRAME MEMBER.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |