Patent US3686007A successfully refreshed from Google Patents.
US3686007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminous ceramic compositions with tio2+mno2 flux
Assignee: ELECTRO CERAMIQUE CIE
•
Filing: 1970-01-22
•
Granted: 1972-08-22
•
Expires: 1990-01-22
Abstract
Abstract THE PRESENT DISCLOSURE IS DIRECTED TO CERAMIC COMPOSITIONS USEFUL, FOR EXAMPLE, FOR MAKING LARGE DIMENSIONAL HIGH TENSION INSULATORS, THE CERAMIC COMPOSITIONS CONTAIN A MIXTURE OF TIO2 AND MNO2 IN STATED AMONTS TO GIVE SAID COMPOSITIONS THE BEST OVERALL PROPERTIES OF FABRICATION, DRYING, MECHANICAL PROPERTIES, ELECTRICAL PROPERTIES, FIRING RANGE, COLOR AND PRICE.
Inventors
- 👤 Leon Gion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:05
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/025; C; C04; C04B; C04B35/00; C04B35/01; C04B35/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-08-22 | 1976-02-21 | 1976-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-22 | 1980-02-21 | 1980-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-22 | 1984-02-21 | 1984-08-22 | $7700.00 | Window Closed / Lapsed |