Patent US3909205A successfully refreshed from Google Patents.
Patent US3707399A successfully refreshed from Google Patents.
US3707399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber reinforced elastomers
Assignee: Owens Corning
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Filing: 1971-04-23
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Granted: 1972-12-26
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Expires: 1991-04-23
Abstract
Abstract THIS INVENTION IS ADDRESSED TO THE IMPROVEMENT IN THE BONDING RELATIONSHIP OF GLASS FIBERS WITH ELASTOMERIC MATERIALS IN WHICH THE GLASS FIBERS ARE COATED, OR GLASS FIBER BUNDLES ARE IMPREGNATED, WITH A COMPOSITION CONTAINING RESORCINOL-ALDEHYDE RESIN, A BUTADIENE-STYRENE-VINYL PYRIDINE TERPOLYMER, A COPOLYMER CONTAINING AT LEAST 60% VINYLIDENE CHLORIDE AND AN INCOMPATBLE WAX.
Inventors
- 👤 William E Uffner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:10
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; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2934
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) | 1975-12-26 | 1976-06-26 | 1976-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-26 | 1980-06-26 | 1980-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-26 | 1984-06-26 | 1984-12-26 | $7700.00 | Window Closed / Lapsed |