Patent US3099569A successfully refreshed from Google Patents.
US3099569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicone-coated frit used in decorating glassware
Assignee: B F Drakenfeld & Co Inc
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Filing: 1961-01-11
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Granted: 1963-07-30
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Expires: 1981-01-11
Abstract
No abstract record available.
Inventors
- 👤 Andrews Ray
- 👤 Francis M Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:24
CPC Classifications
C; C03; C03C; C03C4/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
IN A METHOD OF PREPARING A FRIT BASE GLASS ENAMEL THE STEP COMPRISING COATING THE FRIT PARTICLES WITH A MINOR PROPORTION BY WEIGHT OF A DIMETHYSILICONE FLUID AND THEREBY RENDERING THE ENAMEL NON-CRIZZLING DURING FIRING ON A GLASS BASE.
Claim 2
Dependent Claim
39 words
IN A METHOD OF PREPARING A FRIT BASE GLASS ENAMEL THE STEP COMPRISING COATING THE FRIT PARTICLES WITH A MINOR PROPORTION BY WEIGHT OF A DIMETHYSILICONE FLUID AND THEREBY RENDERING THE ENAMEL NON-CRIZZLING DURING FIRING ON A GLASS BASE.
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) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |