Patent US3120406A successfully refreshed from Google Patents.
US3120406A
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Ventilated cushion
Assignee: PLASTICS CONTINENTAL
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Filing: 1961-10-30
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Granted: 1964-02-04
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph O Shelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:55
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/56; B60N2/5607; B60N2/5621; B60N2/5635; A; A47; A47C; A47C27/00; A47C27/08; A47C27/081; A47C27/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A VENTILATED CUSHION COMPRISING A FIRST LAYER OF PERFORATED SHEET MATERIAL HAVING INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY THEREWITH AND EXTENDING TRANSVERSELY THEREOF, A SECOND LAYER OF PERFORATED SHEET MATERIAL HAVING INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY THEREWITH AND EXTENDING TRANSVERSELY THEREOF INWARDLY BETWEEN ADJACENT ONES OF SAID INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY WITH SAID FIRST LAYER, AND MEANS SECURING SAID FIRST LAYER OF MATERIAL TO SAID SECOND LAYER OF MATERIAL.
Claim 2
Dependent Claim
69 words
A VENTILATED CUSHION COMPRISING A FIRST LAYER OF PERFORATED SHEET MATERIAL HAVING INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY THEREWITH AND EXTENDING TRANSVERSELY THEREOF, A SECOND LAYER OF PERFORATED SHEET MATERIAL HAVING INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY THEREWITH AND EXTENDING TRANSVERSELY THEREOF INWARDLY BETWEEN ADJACENT ONES OF SAID INWARDLY PROJECTING SECTIONS FORMED INTEGRALLY WITH SAID FIRST LAYER, AND MEANS SECURING SAID FIRST LAYER OF MATERIAL TO SAID SECOND LAYER OF MATERIAL.
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) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |