US3414429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rendering glass surfaces abrasion-resistant and article produced
Assignee: OI Glass Inc
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Filing: 1965-12-07
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Granted: 1968-12-03
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Expires: 1985-12-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Howard G Bruss
- 👤 Walter J Schlientz
- 👤 Bradley E Wiens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:06
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/42; C03C17/22; C03C17/23; C03C17/25; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/211; C03C2217/212; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/112; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/131; Y10T428/1317
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD FOR INCREASING THE ABRASION RESISTANCE OF A GLASS SURFACE WHICH COMPRISES TREATING SAID SURFACE AT A PYROLYZABLE TEMPERATURE WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF TITANIUM AND TIN WHICH COMPOUND IS PYROLYZABLE TO FORM AN OXIDE COATING OF THE METAL ON SAID GLASS SURFACE, COOLING SAID TREATED SURFACE TO A TEMPERATURE BELOW 450*F. AND THEN SPRAYING ONTO SAID SURFACE AN EMULSION CONTAINING SALTS OF HIGHER FATTY ALCOHOL SULFATES AND MIXTURES THEREOF.
Claim 2
Independent Claim
75 words
A METHOD FOR INCREASING THE ABRASION RESISTANCE OF A GLASS SURFACE WHICH COMPRISES TREATING SAID SURFACE AT A PYROLYZABLE TEMPERATURE WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF TITANIUM AND TIN WHICH COMPOUND IS PYROLYZABLE TO FORM AN OXIDE COATING OF THE METAL ON SAID GLASS SURFACE, COOLING SAID TREATED SURFACE TO A TEMPERATURE BELOW 450*F. AND THEN SPRAYING ONTO SAID SURFACE AN EMULSION CONTAINING SALTS OF HIGHER FATTY ALCOHOL SULFATES AND MIXTURES THEREOF.
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |