US2634219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of firing glaze on a ceramic surface
Assignee: Corning Glass Works
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Filing: 1949-01-18
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Granted: 1953-04-07
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Expires: 1969-01-18
Abstract
No abstract record available.
Inventors
- 👤 Rowland D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:01
CPC Classifications
C; C03; C03C; C03C4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
THE METHOD OF FIRING A VITRIFIABLE GLAZE ONTO A CERAMIC SURFACE IN AN ATMOSPHERE CONTAINING SULFUR OXIDES, SAID GLAZE BEING REACTIVE WITH SULFUR ODIXES, WHICH INCLUDES FORMING A FINELY DIVIDED SUSPENSION OF THE VITRIFIABLE GLAZE, INCORPORATING THEREIN, AS A MILL ADDITION, AN AMOUNT OF BARIUM CARBONATE SUFFICIENT TO PREFERENTIALLY REACT WITH THE SULFUR OXIDES, APPLYING THE COMPOSITION SO FORMED TO THE CERAMIC SURFACE AND FUSING THE APPLIED COMPOSITION TO A DENSE VITREOUS STATE.
Claim 2
Independent Claim
73 words
THE METHOD OF FIRING A VITRIFIABLE GLAZE ONTO A CERAMIC SURFACE IN AN ATMOSPHERE CONTAINING SULFUR OXIDES, SAID GLAZE BEING REACTIVE WITH SULFUR ODIXES, WHICH INCLUDES FORMING A FINELY DIVIDED SUSPENSION OF THE VITRIFIABLE GLAZE, INCORPORATING THEREIN, AS A MILL ADDITION, AN AMOUNT OF BARIUM CARBONATE SUFFICIENT TO PREFERENTIALLY REACT WITH THE SULFUR OXIDES, APPLYING THE COMPOSITION SO FORMED TO THE CERAMIC SURFACE AND FUSING THE APPLIED COMPOSITION TO A DENSE VITREOUS STATE.
References Cited (Backward Citations)
US2053244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |