US2688007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for coating glass fibers
Assignee: Libbey Owens Ford Glass Co
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Filing: 1952-02-23
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Granted: 1954-08-31
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Expires: 1972-02-23
Abstract
No abstract record available.
Inventors
- 👤 Steinman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:21
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/001; C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962; Y10T428/2964; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD FOR SIZING GLASS FIBERS WHICH COMPRISES CONTACTING GLASS FIBERS WITH AN AQUEOUS EMULSION PREPARED BY ADDING TO A QUANTITY OF WATER, VINYL ALKOXY SILANE, HYDROLYZING THE SILANE AT AN ACID PH TO OBTAIN A CLEAR HOMOGENEOUS SOLUTION, FORMING THE EMULSION BY ADDING TO SAID SOLUTION A FILM FORMING EMULSIFIED RESINOUS POLYMER FORMED FROM ETHYLENICALLY UNSATURATED MONOMERS, WHICH IS CAPABLE OF DRYING IN AIR TO A CONTINUOUS FILM AND THEREAFTER DRYING THE GLASS FIBERS.
Claim 2
Independent Claim
75 words
A METHOD FOR SIZING GLASS FIBERS WHICH COMPRISES CONTACTING GLASS FIBERS WITH AN AQUEOUS EMULSION PREPARED BY ADDING TO A QUANTITY OF WATER, VINYL ALKOXY SILANE, HYDROLYZING THE SILANE AT AN ACID PH TO OBTAIN A CLEAR HOMOGENEOUS SOLUTION, FORMING THE EMULSION BY ADDING TO SAID SOLUTION A FILM FORMING EMULSIFIED RESINOUS POLYMER FORMED FROM ETHYLENICALLY UNSATURATED MONOMERS, WHICH IS CAPABLE OF DRYING IN AIR TO A CONTINUOUS FILM AND THEREAFTER DRYING THE GLASS FIBERS.
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) | 1957-08-30 | 1958-03-01 | 1958-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-30 | 1962-03-01 | 1962-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-30 | 1966-03-01 | 1966-08-31 | $7700.00 | Window Closed / Lapsed |