Patent US3057741A successfully refreshed from Google Patents.
US3057741A
Expired / Lapsed
US
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Method of making ceramoplastic material
Assignee: Mycalex Corp of America
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Filing: 1959-09-15
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Granted: 1962-10-09
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Expires: 1979-09-15
Abstract
No abstract record available.
Inventors
- 👤 Robert E Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:00
CPC Classifications
C; C04; C04B; C04B32/00; C04B32/005; C03; C03C; C03C10/00; C03C10/16; Y; Y10; Y10S; Y10S106/00; Y10S106/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD OF MAKING A CERAMOPLASTIC MATERIAL COMPRISING THE STEPS OF DISSOLVING AT LEAST ABOUT 10% BY WEIGHT OF NON-HYDROXYL MICA FORMING MATERIAL IN A LEAD BORATE GLASS HEATED TO BETWEEN 800*C. AND 1200*C., COOLING THE RESULTING SOLUTION AT A RATE TO CAUSE SAID NONHYDROXYL MICA TO PRECIPITATE THEREFROM AND THEN TO CAUSE SOLIDIFICATION OF SAID GLASS WITH A DISPERSION OF SAID PRECIPITATED MICA THEREIN, AND THEN MOLDING AT LEAST A PORTION OIF SAID SOLIDIFIED MATERIAL UNDER HEAT AND PRESSURE.
Claim 2
Independent Claim
80 words
A METHOD OF MAKING A CERAMOPLASTIC MATERIAL COMPRISING THE STEPS OF DISSOLVING AT LEAST ABOUT 10% BY WEIGHT OF NON-HYDROXYL MICA FORMING MATERIAL IN A LEAD BORATE GLASS HEATED TO BETWEEN 800*C. AND 1200*C., COOLING THE RESULTING SOLUTION AT A RATE TO CAUSE SAID NONHYDROXYL MICA TO PRECIPITATE THEREFROM AND THEN TO CAUSE SOLIDIFICATION OF SAID GLASS WITH A DISPERSION OF SAID PRECIPITATED MICA THEREIN, AND THEN MOLDING AT LEAST A PORTION OIF SAID SOLIDIFIED MATERIAL UNDER HEAT AND PRESSURE.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |