US2604688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-repellent glass fiber fabric
Assignee: Owens Corning
•
Filing: 1947-08-01
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Granted: 1952-07-29
•
Expires: 1967-08-01
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:13
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/40; C04; C04B; C04B20/00; C04B20/10; C04B20/1051; C04B2103/00; C04B2103/60; C04B2103/65; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2139; Y10T442/2164; Y10T442/2205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A FABRIC HAVING THE CHARACTERISTICS OF WATER REPELLENCY AND VAPOR PERMEABILITY, GLASS FIBERS OF SUBSTANTIALLY ENDLESS LENGTHS AND DIAMETERS GREATER THAN 5 MICRONS FORMED INTO A FABRIC, A SMALL AMOUNT OF ULTRA FINE GLASS FIBERS OF RELATIVELY SHORT LENGTHS AND HAVING DIAMETERS LESS THAN 3 MICRONS INTERSPERSED WITH THE FABRIC FORMING FIBERS, THE LATTER ULTRA FINE FIBERS PROVIDING NUMEROUS ENDS WHICH EXTEND OUTWARDLY SUBSTANTIALLY TO CLOSE THE INTERSTICES OF THE FABRIC, AND A WATER-REPELLENT INSOLUBILIZED ON THE GLASS FIBER SURFACES.
Claim 2
Dependent Claim
81 words
IN A FABRIC HAVING THE CHARACTERISTICS OF WATER REPELLENCY AND VAPOR PERMEABILITY, GLASS FIBERS OF SUBSTANTIALLY ENDLESS LENGTHS AND DIAMETERS GREATER THAN 5 MICRONS FORMED INTO A FABRIC, A SMALL AMOUNT OF ULTRA FINE GLASS FIBERS OF RELATIVELY SHORT LENGTHS AND HAVING DIAMETERS LESS THAN 3 MICRONS INTERSPERSED WITH THE FABRIC FORMING FIBERS, THE LATTER ULTRA FINE FIBERS PROVIDING NUMEROUS ENDS WHICH EXTEND OUTWARDLY SUBSTANTIALLY TO CLOSE THE INTERSTICES OF THE FABRIC, AND A WATER-REPELLENT INSOLUBILIZED ON THE GLASS FIBER SURFACES.
References Cited (Backward Citations)
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US2097012A
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US2215061A
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US2252157A
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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) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |