US3123085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
demarteau
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:00
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H15/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN AIR INFLATED SHELTER COMPRISING A FLEXIBLE AIRPROOF ENVELOPE, A RETAINING NET COVERING SAID ENVELOPE, RETAINING CABLES ATTACHED TO SAID NET AT THEIR UPPER ENDS AND PASSING THROUGH SAID ENVELOPE, A FIRST SERIES OF TENSIONING CABLES CONNECTED TO THE LOWER ENDS OF SAID RETAINING CABLES AND EACH COMMON TO A ROW OF SUCH RETAINING CABLES, MEANS FOR ANCHORING IN THE GROUND SPACED POINTS OF SAID TENSIONING CABLES, SAID ANCHORING MEANS, RETAINING CABLES AND TENSIONING CABLES BEING DISPOSED WITHIN THE SPACE ENCLOSED BY SAID ENVELOPE, AND MEANS FOR FEEDING AIR UNDER PRESSURE WITHIN SAID ENVELOPE AND TO MAINTAIN AIR PRESSURE WITHIN THE ENVELOPE GREATER THAN ATMOSPHERIC PRESSURE.
Claim 2
Dependent Claim
106 words
AN AIR INFLATED SHELTER COMPRISING A FLEXIBLE AIRPROOF ENVELOPE, A RETAINING NET COVERING SAID ENVELOPE, RETAINING CABLES ATTACHED TO SAID NET AT THEIR UPPER ENDS AND PASSING THROUGH SAID ENVELOPE, A FIRST SERIES OF TENSIONING CABLES CONNECTED TO THE LOWER ENDS OF SAID RETAINING CABLES AND EACH COMMON TO A ROW OF SUCH RETAINING CABLES, MEANS FOR ANCHORING IN THE GROUND SPACED POINTS OF SAID TENSIONING CABLES, SAID ANCHORING MEANS, RETAINING CABLES AND TENSIONING CABLES BEING DISPOSED WITHIN THE SPACE ENCLOSED BY SAID ENVELOPE, AND MEANS FOR FEEDING AIR UNDER PRESSURE WITHIN SAID ENVELOPE AND TO MAINTAIN AIR PRESSURE WITHIN THE ENVELOPE GREATER THAN ATMOSPHERIC PRESSURE.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |