Patent US2662035A successfully refreshed from Google Patents.
US2662035A
Expired / Lapsed
US
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Method of staining glass, glass staining compositions, and stained glass article
Assignee: Verd-A-Ray Processing Co
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Filing: 1953-05-13
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Granted: 1953-12-08
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Expires: 1973-05-13
Abstract
No abstract record available.
Inventors
- 👤 Ormonde S Levi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:48
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/06; C03C2217/00; C03C2217/20; C03C2217/25; C03C2217/251; C03C2218/00; C03C2218/10; C03C2218/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A METHOD OF STAINING GLASS SURFACES WHICH COMPRISES FORMING A FINELY DIVIDED, UNIFORM AQUEOUS DISPERSION CONTAINING COPPER, SILVER AND ZINC SALTS AND A WATER-SOLUBLE CHLORIDE COMPOUND IN AMOUNTS SUFFICIENT TO STAIN GLASS, AND IN PROPORTIONS SUCH THAT, BASED ON THE TOTAL AMOUNT OF COPPER, SILVER AND ZINC PRESENT, CALCULATED AS METALS, COPPER CONSTITUTES FROM ABOUT 15 PER CENT TO ABOUT 90 PER CENT, SILVER AT LEAST ABOUT 0.875 PER CENT, AND ZINC AT LEAST ABOUT 1.7 PER CENT, AND DISSOLVED CHLORINE, BASED ON THE TOTAL AMOUNT OF COPPER, SILVER AND ZINC PRESENT, CALCULATED AS METALS, CONSTITUTES AT LEAST 1.4 PER CENT BUT NOT MORE THAN ABOUT 115 PER CENT, COATING A GLASS SURFACE WITH A DISPERSION CONTAINING THE COPPER, SILVER AND ZINC SALTS AND THE WATER-SOLUBLE CHLORIDE COMPOUND, AND HEATING THE COATED GLASS SURFACE TO AT LEAST 800* F., BUT NOT MORE THAN 1100* F. TO PRODUCE A STAINED GLASS SURFACE.
Claim 2
Independent Claim
151 words
A METHOD OF STAINING GLASS SURFACES WHICH COMPRISES FORMING A FINELY DIVIDED, UNIFORM AQUEOUS DISPERSION CONTAINING COPPER, SILVER AND ZINC SALTS AND A WATER-SOLUBLE CHLORIDE COMPOUND IN AMOUNTS SUFFICIENT TO STAIN GLASS, AND IN PROPORTIONS SUCH THAT, BASED ON THE TOTAL AMOUNT OF COPPER, SILVER AND ZINC PRESENT, CALCULATED AS METALS, COPPER CONSTITUTES FROM ABOUT 15 PER CENT TO ABOUT 90 PER CENT, SILVER AT LEAST ABOUT 0.875 PER CENT, AND ZINC AT LEAST ABOUT 1.7 PER CENT, AND DISSOLVED CHLORINE, BASED ON THE TOTAL AMOUNT OF COPPER, SILVER AND ZINC PRESENT, CALCULATED AS METALS, CONSTITUTES AT LEAST 1.4 PER CENT BUT NOT MORE THAN ABOUT 115 PER CENT, COATING A GLASS SURFACE WITH A DISPERSION CONTAINING THE COPPER, SILVER AND ZINC SALTS AND THE WATER-SOLUBLE CHLORIDE COMPOUND, AND HEATING THE COATED GLASS SURFACE TO AT LEAST 800* F., BUT NOT MORE THAN 1100* F. TO PRODUCE A STAINED GLASS SURFACE.
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) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |