Patent US3796601A successfully refreshed from Google Patents.
US3796601A
Expired / Lapsed
US
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Pre-coronizing treatment for desizing glass fabric
Assignee: FMC Corp
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Filing: 1972-05-03
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Granted: 1974-03-12
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Expires: 1992-05-03
Abstract
Abstract A WET DESIZNG TREATMENT FOR GLASS FABRIC PRIOR TO CORONIZATION OF THE FABRIC EMPLOYING A SOLUTION CONTAINING PEROXYDISULFATE OF A PEROXYDIPHOSPHATE IN COMBINATION WITH A NONIOIC WETTING AGENT. A SURPRISINGLY STRONGER GLASS FABRIC IS OBTAINED AFTER CORONIZATION WHEN THE FABRIC IS DESIZED ACCORDING TO THE PROCESS PROVIDED.
Inventors
- 👤 R Kindron
- 👤 R Yelin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:40
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/70; C03C25/002
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) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |