US3178732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eversible lifting device
Assignee: Individual
•
Filing: 1962-03-27
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Granted: 1965-04-20
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Expires: 1982-03-27
Abstract
No abstract record available.
Inventors
- 👤 George R Stibitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:37
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1021; A61G1/00; A61G1/003; A61G7/1001; A61G7/1009; A61G2200/00; A61G2200/30; A61G2200/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
INSERTABLE SUPPORTING MEANS ADAPTED FOR INSERTION INTO CONSTUCTED SPACE BENEATH A RECUMBENT BODY AND FOR LIFTING SAID BODY, COMPRISING AN EVERSIBLE SLEEVE FABRICATED OF FLEXIBLE, IMPERVIOUS, INELASTIC MATERIAL, AND FLUID-MOVING MEANS ADAPTED TO FORCE FLUID INTO SAID SLEEVE, THEREBY CAUSING SAID SLEEVE TO EVERT UNDER SAID BODY TO RAISE THE BODY BY PRESSURE OF THE SIDE OF THE SLEEVE THEREON AS THE SLEEVE EVERTS UNDER THE BODY.
Claim 2
Dependent Claim
67 words
INSERTABLE SUPPORTING MEANS ADAPTED FOR INSERTION INTO CONSTUCTED SPACE BENEATH A RECUMBENT BODY AND FOR LIFTING SAID BODY, COMPRISING AN EVERSIBLE SLEEVE FABRICATED OF FLEXIBLE, IMPERVIOUS, INELASTIC MATERIAL, AND FLUID-MOVING MEANS ADAPTED TO FORCE FLUID INTO SAID SLEEVE, THEREBY CAUSING SAID SLEEVE TO EVERT UNDER SAID BODY TO RAISE THE BODY BY PRESSURE OF THE SIDE OF THE SLEEVE THEREON AS THE SLEEVE EVERTS UNDER THE BODY.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |