US2975076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparing glass coating compositions
Assignee: PPG Industries Inc
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Filing: 1957-11-12
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Granted: 1961-03-14
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Expires: 1977-11-12
Abstract
No abstract record available.
Inventors
- 👤 Arnold E Saunders
- 👤 William E Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:17
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/25; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/217; C03C2217/23; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/112; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A COMPOSITION OF MATTER SUITABLE FOR USE TO FORM A FILM ON HEATED GLASS SURFACES CONSISTING SUBSTANTIALLY OF A SLURRY CONTAINING PARTICLES HAVING AN AVERAGE SIZE NOT IN EXCESS OF 5 MICRONS, SAID PARTICLES CONSISTING ESSENTIALLY OF A PRODUCT FORMED BY HEATING COBALT ACETATE AND A MONOHYDRIC ALIPHATIC ALCOHOL CONTAINING BETWEEN 1 AND 5 CARBON ATOMS IN A MEDIUM INCLUDING 0 TO 8 PARTS BY WEIGHT OF GLACIAL ACETIC ACID PER 100 PARTS OF MEDIUM AND 0 TO 10 PARTS BY WEIGHT OF AN ACETATE TAKEN FROM THE GROUP CONSISTING OF IRON ACETATE AND NICKEL ACETATE PER 100 PARTS OF CABALT ACETATE AT A TEMPERATURE BETWEEN 100*F. AND PRODUCE A FINE PINK PRECIPITATE.
Claim 2
Dependent Claim
113 words
A COMPOSITION OF MATTER SUITABLE FOR USE TO FORM A FILM ON HEATED GLASS SURFACES CONSISTING SUBSTANTIALLY OF A SLURRY CONTAINING PARTICLES HAVING AN AVERAGE SIZE NOT IN EXCESS OF 5 MICRONS, SAID PARTICLES CONSISTING ESSENTIALLY OF A PRODUCT FORMED BY HEATING COBALT ACETATE AND A MONOHYDRIC ALIPHATIC ALCOHOL CONTAINING BETWEEN 1 AND 5 CARBON ATOMS IN A MEDIUM INCLUDING 0 TO 8 PARTS BY WEIGHT OF GLACIAL ACETIC ACID PER 100 PARTS OF MEDIUM AND 0 TO 10 PARTS BY WEIGHT OF AN ACETATE TAKEN FROM THE GROUP CONSISTING OF IRON ACETATE AND NICKEL ACETATE PER 100 PARTS OF CABALT ACETATE AT A TEMPERATURE BETWEEN 100*F. AND PRODUCE A FINE PINK PRECIPITATE.
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) | 1964-03-13 | 1964-09-12 | 1965-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-13 | 1968-09-12 | 1969-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-13 | 1972-09-12 | 1973-03-14 | $7700.00 | Window Closed / Lapsed |