US3145719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible shelter
Assignee: Individual
•
Filing: 1961-06-01
•
Granted: 1964-08-25
•
Expires: 1981-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jacob N Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:29
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H2015/201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A CONVERTIBLE SHELTER COMPRISING A HOLLOW TUBULAR CASING OF WEATHER-RESISTANT MATERIAL HAVING INSIDE DIMENSIONS APPROPRIATE FOR RECEIVING THE HUMAN BODY AND A SUPPORTING STRUCTURE WITHIN SAID MATERIAL CASING, SAID SUPPORTING STRUCTURE COMPRISING A PLURALITY OF INDIVIDUALLY INFLATABLE ELONGATED TUBES INCLUDING FIRST AND SECOND TUBES EXTENDING LONGITUDINALLY WITHIN SAID TUBULAR CASING AND DEFINING A FLAT PORTION OF SAID CASING BETWEEN SAID FIRST AND SECOND TUBES FOR ALTERNATIVE PLACEMENT ON THE GROUND, THIRD TUBES SUBSTANTIALLY NORMAL TO SAID FIRST AND SECOND TUBES SECURED TO THE INSIDE OF SAID CASING OPPOSITE SAID FLAT SIDE FOR DISTENDING SAID SIDE WHEN SAID THIRD TUBES ARE INFLATED AGAINST THE RESTRAINING EFFECT OF SAID MATERIAL AND A FOURTH LONG STRAIGHT TUBE SUBSTANTIALLY PARALLEL TO SAID FIRST AND SECOND TUBES AND SECURED TO THE APPROXIMATE MIDDLE OF THE DISTENDED SIDE, SAID THIRD TUBES EXTENDING UNDER SAID FOURTH TUBE FOR SUPPORTING THE SAME.
Claim 2
Dependent Claim
144 words
A CONVERTIBLE SHELTER COMPRISING A HOLLOW TUBULAR CASING OF WEATHER-RESISTANT MATERIAL HAVING INSIDE DIMENSIONS APPROPRIATE FOR RECEIVING THE HUMAN BODY AND A SUPPORTING STRUCTURE WITHIN SAID MATERIAL CASING, SAID SUPPORTING STRUCTURE COMPRISING A PLURALITY OF INDIVIDUALLY INFLATABLE ELONGATED TUBES INCLUDING FIRST AND SECOND TUBES EXTENDING LONGITUDINALLY WITHIN SAID TUBULAR CASING AND DEFINING A FLAT PORTION OF SAID CASING BETWEEN SAID FIRST AND SECOND TUBES FOR ALTERNATIVE PLACEMENT ON THE GROUND, THIRD TUBES SUBSTANTIALLY NORMAL TO SAID FIRST AND SECOND TUBES SECURED TO THE INSIDE OF SAID CASING OPPOSITE SAID FLAT SIDE FOR DISTENDING SAID SIDE WHEN SAID THIRD TUBES ARE INFLATED AGAINST THE RESTRAINING EFFECT OF SAID MATERIAL AND A FOURTH LONG STRAIGHT TUBE SUBSTANTIALLY PARALLEL TO SAID FIRST AND SECOND TUBES AND SECURED TO THE APPROXIMATE MIDDLE OF THE DISTENDED SIDE, SAID THIRD TUBES EXTENDING UNDER SAID FOURTH TUBE FOR SUPPORTING THE SAME.
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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |