US3292338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incorporation of an inflated bag as a roof into a permanent structure
Assignee: Individual
•
Filing: 1963-09-24
•
Granted: 1966-12-20
•
Expires: 1983-09-24
Abstract
No abstract record available.
Inventors
- 👤 Macclarence John
- 👤 Swante B Swenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:07
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H2015/202; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A METHOD FOR CONSTRUCTING A STRUCTURE COMPRISING THE STEPS OF: (A) IMPREGNATING A FIBER GLASS CLOTH MATERIAL OF PREDETERMINED BAG CONFIGURATION WITH A RESIN PLASTIC MATERIAL; (B) SECURING SAID RESIN IMPREGNATED, BAG CONFIGURED FIBER GLASS CLOTH MATERIAL TO A BASE IN AIR-TIGHT RELATION; (C) APPLYING AIR PRESSURE SUPPLY MEANS AND INFLATING SAID BAG; (D) SECURING BY ADHESIVE MEANS A PLURALITY OF MODULAR STRUCTURAL UNITS TO THE UNDERSIDE OF SAID INFLATED BAG TO FORM A CONTINUOUS SURFACE; (E) SECURING A LINER MATERIAL TO THE UNDER SURFACE OF SAID PLURALITY OF MODULAR STRUCTURAL UNITS TO BE COEXTENSIVE THEREWITH; (F) CURING SAID RESIN PLASTIC IMPREGNATED MATERIAL TO A RIGIDIZED STATE; AND (G) REMOVING SAID AIR PRESSURE SUPPLY MEANS.
Claim 2
Independent Claim
115 words
A METHOD FOR CONSTRUCTING A STRUCTURE COMPRISING THE STEPS OF: (A) IMPREGNATING A FIBER GLASS CLOTH MATERIAL OF PREDETERMINED BAG CONFIGURATION WITH A RESIN PLASTIC MATERIAL; (B) SECURING SAID RESIN IMPREGNATED, BAG CONFIGURED FIBER GLASS CLOTH MATERIAL TO A BASE IN AIR-TIGHT RELATION; (C) APPLYING AIR PRESSURE SUPPLY MEANS AND INFLATING SAID BAG; (D) SECURING BY ADHESIVE MEANS A PLURALITY OF MODULAR STRUCTURAL UNITS TO THE UNDERSIDE OF SAID INFLATED BAG TO FORM A CONTINUOUS SURFACE; (E) SECURING A LINER MATERIAL TO THE UNDER SURFACE OF SAID PLURALITY OF MODULAR STRUCTURAL UNITS TO BE COEXTENSIVE THEREWITH; (F) CURING SAID RESIN PLASTIC IMPREGNATED MATERIAL TO A RIGIDIZED STATE; AND (G) REMOVING SAID AIR PRESSURE SUPPLY MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |