US2769722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing a heat insulated fabric
Assignee: Graniteville Co
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Filing: 1954-04-08
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Granted: 1956-11-06
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Expires: 1974-04-08
Abstract
No abstract record available.
Inventors
- 👤 Converse Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:47
CPC Classifications
B; B32; B32B; B32B37/00; B32B27/00; D; D06; D06Q; D06Q1/00; D06Q1/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
146 words
A PROCESS FOR PREPARING A HEAT-INSULATED FABRIC SUITABLE FOR USE IN WEARING APPAREL WHICH COMPRISES COATING AN INITIALLY UNCOATED BASE FABRIC A FIRST ORGANOSOL CONTAINING FROM ABOUT 5% TO ABOUT 20% ALUMINUM POWDER, HEATING THE COATED FABRIC AT A TEMPERATURE OF ABOUT 250* F. TO ABOUT 1 1/4 MINUTES TO DRIVE OFF THE VOLATILE LIQUID FROM THE ORGANOSOL AND LEAVE A HEAT-INSULATING COATING ON THE FABRIC, COATING SAID INSULATING COATING WITH A SECOND ORGANOSOL CONTAINING FROM ABOUT 10 TO ABOUT 20% NON-METALLIC COLORING PIGMENTS, AND THEN HEATING THE THUS COATED FABRIC IN TWO STAGES, ONE AT ABOUT 290* F. FOR ABOUT 35 SECONDS AND THE OTHER AT ABOUT 400* F. FOR ABOUT 35 SECONDS FIRST TO DRIVE OFF THE VOLATILE LIQUID FROM THE SECOND ORGANOSOL AND THEN TO INTERFUSE THE RESIN AND PLASTICIZER IN BOTH ORGANOSOLS, AND FINALLY EMBOSSING THE TOP COATING TO THE DESIRED DESIGN.
References Cited (Backward Citations)
US2062469A
Cited
US2575046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |