Patent US3676287A successfully refreshed from Google Patents.
US3676287A
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US
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Glass fiber-reinforced elastomers
Assignee: Owens Corning
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Filing: 1970-09-08
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Granted: 1972-07-11
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Expires: 1990-09-08
Abstract
Abstract THIS INVENTION IS ADDRESSED TO THE IMPROVEMENT IN THE BONDING RELATIONSHIP OF GLASS FIBERS WITH ELASTOMERIC MATERIALS IN THE MANUFACTURE OF GLASS FIBER-REINFORCED ELASTOMERIC PRODUCTS WHEREIN INDIVIDUAL GLASS FIBERS ARE TREATED WITH A COMPOSITION INCLUDING A POLYAMIDE, WHICH IS PREFERABLY A MICROCRYSTALLINE POLYAMIDE, A LUBRICANT, AN ORGANO SILICON COMPOUND COUPLING AGENT AND A GEL AGENT TO FORM A THIN COATING ON THE INDIVIDUAL GLASS FIBERS, AND WHEREIN THE INDIVIDUALLY COATED FIBERS MAY BE FURTHER PROCESSED INTO GLASS FIBER BUNDLES AND IMPREGNATED WITH AN ELASOMER COMPATIBLE MATERIAL.
Inventors
- 👤 Martin C Flautt
- 👤 Leland G Moran
- 👤 Frank P Mccombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:23
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J5/08; B; B60; B60C; B60C9/00; B60C9/0028; C08J2321/00; Y; Y10; Y10S; Y10S273/00; Y10S273/06; Y10S273/07; Y10S273/10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962; Y10T428/2964; Y10T428/31504; Y10T428/31551; Y10T428/31623; Y10T428/31725; Y10T428/31739; Y10T428/31765; Y10T442/00; Y10T442/60; Y10T442/603; Y10T442/604
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |