US3159165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-supported structure
Assignee: Plastimayd Corp
•
Filing: 1961-04-21
•
Granted: 1964-12-01
•
Expires: 1981-04-21
Abstract
No abstract record available.
Inventors
- 👤 Cohen Kenneth Paul
- 👤 Charles A R Corbett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:50
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H15/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN AIR-SUPPORTED STRUCTUR COMPRISING AN EXPANSIVE FLEXIBLE SHEET FORMING THE SIDES AND ROOF OF AN ENCLOSURE, AN ELONGATED GIRTH BAND EXTENDING OVER THE TOP AND DOWN THE SIDES OF THE ENCLOSURE, INTERMITTENTLY OPERATED BLOWER MEANS FOR INFLATING THE ENCLOSURE, MEANS OPERATIVELY CONNECTING THE GIRTH BAND AND BLOWER MEANS WHEREBY THE OPERATING PERIODS OF THE BLOWER MEANS ARE REGULATED BY SAID GIRTH BAND, A POWER-OPERATED SIGNALING DEVICE, SLOPERESPONSIVE MEANS MOUNTED ON A PORTION OF SAID ENCLOSURE SENSITIVE TO A CHANGE IN THE SLOPE THEREIN, AND MEANS CONNECTING SAID SLOPE-RECEIVING MEANS AND POWER-OPERATED SIGNALING DEVICE WHEREBY UPON A CHANGE IN THE SLOPE OF SAID PORTION OF SAID ENCLOSURE OCCURRING SAID SIGNALING DEVICE IS ACTUATED.
Claim 2
Dependent Claim
112 words
AN AIR-SUPPORTED STRUCTUR COMPRISING AN EXPANSIVE FLEXIBLE SHEET FORMING THE SIDES AND ROOF OF AN ENCLOSURE, AN ELONGATED GIRTH BAND EXTENDING OVER THE TOP AND DOWN THE SIDES OF THE ENCLOSURE, INTERMITTENTLY OPERATED BLOWER MEANS FOR INFLATING THE ENCLOSURE, MEANS OPERATIVELY CONNECTING THE GIRTH BAND AND BLOWER MEANS WHEREBY THE OPERATING PERIODS OF THE BLOWER MEANS ARE REGULATED BY SAID GIRTH BAND, A POWER-OPERATED SIGNALING DEVICE, SLOPERESPONSIVE MEANS MOUNTED ON A PORTION OF SAID ENCLOSURE SENSITIVE TO A CHANGE IN THE SLOPE THEREIN, AND MEANS CONNECTING SAID SLOPE-RECEIVING MEANS AND POWER-OPERATED SIGNALING DEVICE WHEREBY UPON A CHANGE IN THE SLOPE OF SAID PORTION OF SAID ENCLOSURE OCCURRING SAID SIGNALING DEVICE IS ACTUATED.
References Cited (Backward Citations)
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Cited
US2335300A
Cited
US2754497A
Cited
US2948286A
Cited
US2930467A
Cited
US3059655A
Cited
US2914776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |