US2658849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber bonding resin/and bonded product
Assignee: Atlas Powder Co
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Filing: 1951-01-30
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Granted: 1953-11-10
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Expires: 1971-01-30
Abstract
No abstract record available.
Inventors
- 👤 Baak W Lew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:55
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/66; C08G63/668; C08G63/676; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/32; C03C25/323; C08L; C08L67/00; C08L67/06; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
66 words
A COMPOSITION FOR BONDING LOOSELY FELTED MATS OF GLASS FIBERS CONSISTING ESSENTIALLY OF EQUAL LPARTS BY WEIGHT OF DISCRETE PARTICLES OF CRYSTALLINE LETHYLEN GLYCOL FUMARATE POLYESTER RESIN AND DISCRETE PARTICLES OF A RESINOUS POLYESTER OF FUMARIC ACID AND A MIXED POLYOL CONSISTING OF FROM 94 TO 98 MOL PER CENT OF 2.2-DI(4 BETA HYDROXYETHOXY PHENYL) PROPANE AND FROM 2 TO 6 MOL PER CENT OF GYLCEROL.
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) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |