US3801361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated glass surface
Assignee: OI Glass Inc
•
Filing: 1971-09-17
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Granted: 1974-04-02
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Expires: 1991-09-17
Abstract
Abstract A glass surface is provided with a scratch-resistant, lubricous, substantially transparent and colorless coating by applying to the hot glass surface an aqueous composition comprising polyethylene and a silane having, attached to the silicon atom, three hydrolyzable radicals of the class consisting of methoxy, ethoxy and chloro, and one alkyl or acyl radical having from 12 to 18 carbon atoms.
Inventors
- 👤 W Kitaj
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:38
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/28; C03C17/30; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T428/31645
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
15 words
An article of manufacture according to claim 1 wherein the film comprises polyethylene and stearyltrimethoxysilane.
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) | 1977-04-01 | 1977-10-01 | 1978-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-01 | 1981-10-01 | 1982-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-01 | 1985-10-01 | 1986-04-02 | $7700.00 | Window Closed / Lapsed |