US2960747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding method for ceramics
Assignee: Honeywell Inc
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Filing: 1958-08-18
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Granted: 1960-11-22
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Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Robert H Dungan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:20
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/32; C04B33/326; C04B35/00; C04B35/01; C04B35/46; C04B35/48; C04B35/50; C04B35/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE METHOD OF PREPARING A MOLDED CERAMIC BODY HAVING A FIRING TEMPERATURE ABOVE 1000*C. AND HAVING A POSITIVE COEFFICIENT OF EXPANSION ON HEATING WHICH COMPRISES THE STEPS OF FILLING A CAVITY IN A MOLD BODY WITH A GREEN CERAMIC SUBSTANCE TO BE MOLDED, WHICH BODY CONSISTS ESSENTIALLY OF A MATURE FIRED MIXTURE OF FROM ABOUT 50% BY WEIGHT TO ABOUT 70% BY WEIGHT OF UNSTABILIZED
Claim 2
Independent Claim
65 words
THE METHOD OF PREPARING A MOLDED CERAMIC BODY HAVING A FIRING TEMPERATURE ABOVE 1000*C. AND HAVING A POSITIVE COEFFICIENT OF EXPANSION ON HEATING WHICH COMPRISES THE STEPS OF FILLING A CAVITY IN A MOLD BODY WITH A GREEN CERAMIC SUBSTANCE TO BE MOLDED, WHICH BODY CONSISTS ESSENTIALLY OF A MATURE FIRED MIXTURE OF FROM ABOUT 50% BY WEIGHT TO ABOUT 70% BY WEIGHT OF UNSTABILIZED
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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |