US3144411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barium-continaining lead titanate ferroelectric compositions and articles
Assignee: Clevite Corp
•
Filing: 1961-11-13
•
Granted: 1964-08-11
•
Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Kulcsar Frank
- 👤 Jaffe Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:22
CPC Classifications
H; H10; H10N; H10N30/00; H10N30/80; H10N30/85; H10N30/853; C; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C04B35/48; C04B35/50; C04B35/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
AS A COMPOSITION OF MATTER, A CERAMIC SOLID SOLUTION CONSISTING ESSENTIALLY OF A MATERIAL SELECTED FROM THE AREA OF ABCD OF FIGURE 3 AND CONTAINING BARIUM SUBSTITUTED FOR FROM 1 TO 25 ATOM PERCENT OF THE LEAD IN SAID MATERIAL.
Claim 2
Dependent Claim
40 words
AS A COMPOSITION OF MATTER, A CERAMIC SOLID SOLUTION CONSISTING ESSENTIALLY OF A MATERIAL SELECTED FROM THE AREA OF ABCD OF FIGURE 3 AND CONTAINING BARIUM SUBSTITUTED FOR FROM 1 TO 25 ATOM PERCENT OF THE LEAD IN SAID MATERIAL.
References Cited (Backward Citations)
US2906710A
Cited
US2911370A
Cited
US2906973A
Cited
US2960411A
Cited
US3068177A
Cited
US3006857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |