Patent US3328085A successfully refreshed from Google Patents.
US3328085A
Expired / Lapsed
US
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Seat suspension
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1966-02-09
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Granted: 1967-06-27
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Expires: 1986-02-09
Abstract
No abstract record available.
Inventors
- 👤 Roger P Schwartz
- 👤 John A Welch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:01
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/50; B60N2/54; B60N2/542; A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C7/282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A SEATING STRUCTURE, A RESILIENT SUSPENSION COMPRISING: (A) A FLEXIBLE, SUBSTANTIALLY INEXTENSIBLE PLATFORM ADAPTED TO YIELDINGLY SUPPORT A PERSON SITTING THEREON, (B) A RIGID SUPPORTING FRAME SPACED FROM SAID PLATFORM, AND (C) A PLURALITY OF ELASTOMERIC BLOCKS SPACED APART FROM ONE ANOTHER CONNECTED TO THE PERIPHERY OF THE PLATFROM AND TO THE FRAME AND EACH ADAPTED TO DEFORM PRIMARILY IN SHEAR WHEN A WEIGHT IS APPLIED TO SAID PLATFORM.
Claim 2
Dependent Claim
70 words
IN A SEATING STRUCTURE, A RESILIENT SUSPENSION COMPRISING: (A) A FLEXIBLE, SUBSTANTIALLY INEXTENSIBLE PLATFORM ADAPTED TO YIELDINGLY SUPPORT A PERSON SITTING THEREON, (B) A RIGID SUPPORTING FRAME SPACED FROM SAID PLATFORM, AND (C) A PLURALITY OF ELASTOMERIC BLOCKS SPACED APART FROM ONE ANOTHER CONNECTED TO THE PERIPHERY OF THE PLATFROM AND TO THE FRAME AND EACH ADAPTED TO DEFORM PRIMARILY IN SHEAR WHEN A WEIGHT IS APPLIED TO SAID PLATFORM.
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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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |