US3554787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass article having dual scratch and abrasion resistant coating and method for producing same
Assignee: OI Glass Inc
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Filing: 1965-08-16
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Granted: 1971-01-12
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Expires: 1985-08-16
Abstract
Abstract GLASS SURFACES ARE PROVIDED WITH ABRASION-RESISTANT CHARACTERISTICS BY FORMING A FIRST LAYER OF AN OXIDE OF TIN OR TITANIUM THEREON AND THEN OVERCOATING THIS FIRST LAYER WITH ORGANIC COPOLYMERS. SUITABLE COPOLYMERS INCLUDE COPOLYMERS OF VINYL ACETATE WITH VINYL CHLORIDE, VINYL ACETATE WITH VINYL BENZOATE, ETHYLENE WITH VINYL ACETATE, VINYL ACETATE WITH DIBUTYL FURMURATE, VINYL ACETATE WITH METHYL METHACRYLATE, ETHYL ACRYLATE WITH METHACRYLIC ACID AND ETHYLENE WITH ETHYL ACRYLATE.
Inventors
- 👤 Charles E Plymale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:41
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/42; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |