US2566960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral fiber mat and process of making same
Assignee: Owens Corning
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Filing: 1948-10-12
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Granted: 1951-09-04
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Expires: 1968-10-12
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Philipps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:44
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; H; H01; H01M; H01M50/00; H01M50/40; H01M50/403; H01M50/409; H01M50/431; H01M50/434; H01M50/437; H01M50/44; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/2964; Y10T428/31504; Y10T428/31551; Y10T428/31623; Y10T428/31645
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN THE METHOD OF MANUFACTURING A BONDED MAT OF GLASS FIBERS, THE STEPS OF TREATING THE GLASS FIBERS WITH A COMPOSITION COMPRISING DISCRETE PARTICLES OF POLYSTYRENE WHICH ARE OF THE MOLDING POWDER GRADE AND DISPERSED IN AN AQUEOUS SOLUTION OF GELATIN, VOLATILIZING THE WATER TO DEPOSIT THE DISCRETE PARTICLES OF POLYSTYRENE ON THE GLASS FIBER SURFACES WHILE THE GELATIN FUNCTIONS THROUGHOUT AS A TEMPORARY BINDER TO HOLD THE FIBERS IN PREDETERMINED FORM, AND THEN HEATING TO FUSE THE DISCRETE PARTICLES FOR CONVERSION THEREOF INTO AN ADHESIVE FILM.
Claim 2
Dependent Claim
87 words
IN THE METHOD OF MANUFACTURING A BONDED MAT OF GLASS FIBERS, THE STEPS OF TREATING THE GLASS FIBERS WITH A COMPOSITION COMPRISING DISCRETE PARTICLES OF POLYSTYRENE WHICH ARE OF THE MOLDING POWDER GRADE AND DISPERSED IN AN AQUEOUS SOLUTION OF GELATIN, VOLATILIZING THE WATER TO DEPOSIT THE DISCRETE PARTICLES OF POLYSTYRENE ON THE GLASS FIBER SURFACES WHILE THE GELATIN FUNCTIONS THROUGHOUT AS A TEMPORARY BINDER TO HOLD THE FIBERS IN PREDETERMINED FORM, AND THEN HEATING TO FUSE THE DISCRETE PARTICLES FOR CONVERSION THEREOF INTO AN ADHESIVE FILM.
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) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |