Patent US3354476A successfully refreshed from Google Patents.
US3354476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for supporting bodies
Assignee: National Research Development Corp UK
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Filing: 1965-06-15
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Granted: 1967-11-28
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Expires: 1985-06-15
Abstract
No abstract record available.
Inventors
- 👤 Scales John Tracey
- 👤 Kerr John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:58
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/05; A61G7/057; A61G7/05761
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
APPARATUS FOR SUPPORTING A BODY ON A CUSHION OF PRESSURIZED GAS COMPRISING A HOLLOW STRUCTURE DEFINING AT LEAST PART OF THE GAS CUSHION SPACE, A PLURALITY OF SLATS INDIVIDUALLY MOUNTED FOR RADIAL MOVEMENT ON THE UPPER SIDE OF THE STRUCTURE, THE INNERMOST EDGES OF SAID SLATS DEFINING AN APERTURE FOR EXPOSING AT LEAST PART OF THE BODY TO THE SAID CUSHION SPACE, THE SHAPE AND SIZE OF THE APERTURE BEING VARIABLE BY MOVEMENT OF SAID SLATS, AND MEANS FOR SUPPLYING GAS TO THE STRUCTURE TO ISSUE FROM AT LEAST PART OF THE PERIPHERY OF THE STRUCTURE AND FORM
Claim 2
Dependent Claim
98 words
APPARATUS FOR SUPPORTING A BODY ON A CUSHION OF PRESSURIZED GAS COMPRISING A HOLLOW STRUCTURE DEFINING AT LEAST PART OF THE GAS CUSHION SPACE, A PLURALITY OF SLATS INDIVIDUALLY MOUNTED FOR RADIAL MOVEMENT ON THE UPPER SIDE OF THE STRUCTURE, THE INNERMOST EDGES OF SAID SLATS DEFINING AN APERTURE FOR EXPOSING AT LEAST PART OF THE BODY TO THE SAID CUSHION SPACE, THE SHAPE AND SIZE OF THE APERTURE BEING VARIABLE BY MOVEMENT OF SAID SLATS, AND MEANS FOR SUPPLYING GAS TO THE STRUCTURE TO ISSUE FROM AT LEAST PART OF THE PERIPHERY OF THE STRUCTURE AND FORM
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |