Patent US3691281A successfully refreshed from Google Patents.
US3705073A
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Glass fiber bundle comprising an elastomer compatible impregnant and a thickening agent
Assignee: Owens Corning
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Filing: 1970-05-26
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Granted: 1972-12-05
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Expires: 1990-05-26
Abstract
Abstract THIS INVENTION IS ADDRESSED TO THE IMPROVEMENT IN THE BONDING RELATIONSHIP BETWEEN GLASS FIBERS AND ELASTOMERIC MATERIAL WHEN THE GLASS FIBERS ARE CONTAINED WITH ELASTOMERIC MATERIALS IN THE MANUFACTURE OF GLASS FIBER-REINFORCED ELASTOMERIC PRODUCTS WHEREIN INDIVIDUAL GLASS FIBERS ARE SIZED OR A BUNDLE OF GLASS FIBERS IS IMPREGNATED WITH AN ELASTOMER COMPATIBLE MATERIAL WHICH HAS BEEN RENDERED THIXOTROPIC BY THE ADDITION THEREIN OF A THICKENING AGENT.
Inventors
- 👤 Alfred Marzocchi
- 👤 Nicholas S Janetos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:20
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/27; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938
Claims Analysis
Total Claims: 0
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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) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |