US3036018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refractory, dielectric, semi-conducting material, and method of preparing same
Assignee: Renault SA
•
Filing: 1959-05-01
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Granted: 1962-05-22
•
Expires: 1979-05-01
Abstract
No abstract record available.
Inventors
- 👤 Peras Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0306; C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B41/00; C04B41/009; C04B41/45; C04B41/4578; H01; H01B; H01B1/00; H01B1/06; H01B1/08; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/12; H01G4/1272
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE METHOD FOR PREPARING CERAMIC BODIES HAVING SEMI-CONDUCTIVE PROPERTIES WHICH COMPRISES FORMING A BODY OF CERAMIC CLAY, BAKING SAID BODY AT A TEMPERATURE WITHIN THE RANGE OF FROM 600*C. TO 1200*C., IMPREGNATING AT LEAST A PORTION OF THE SURFACE OF SAID BODY WITH TITANIUM TETRACHLORIDE, TREATING THE IMPREGNATED PORTION WITH WATER TO HYDROLYZE THE TITANIUM TETRACHLORIDE, DRYING THE THUS TREATED BODY AND HEATING SAID BODY AT A TEMPERATURE OF FROM 900*C. TO 1500*C. IN A REDUCING ATMOSPHERE.
Claim 2
Independent Claim
77 words
THE METHOD FOR PREPARING CERAMIC BODIES HAVING SEMI-CONDUCTIVE PROPERTIES WHICH COMPRISES FORMING A BODY OF CERAMIC CLAY, BAKING SAID BODY AT A TEMPERATURE WITHIN THE RANGE OF FROM 600*C. TO 1200*C., IMPREGNATING AT LEAST A PORTION OF THE SURFACE OF SAID BODY WITH TITANIUM TETRACHLORIDE, TREATING THE IMPREGNATED PORTION WITH WATER TO HYDROLYZE THE TITANIUM TETRACHLORIDE, DRYING THE THUS TREATED BODY AND HEATING SAID BODY AT A TEMPERATURE OF FROM 900*C. TO 1500*C. IN A REDUCING ATMOSPHERE.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |