US3103441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic materials having flat temperature characteristics
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:20
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C04B35/462; C04B35/465; C04B35/468; C04B35/4682
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A DIELECTRIC MATERIAL CONSISTING ESSENTIALLY OF BARIUM TITANATE, APPROXIMATELY 1 TO 3 MOL PERCENT ZIRCONIUM DIOXIDE, APPROXIMATELY 2 TO 4 MOL PERCENT BISMUTH STANNATE AND 1 TO 2 MOL PERCENT TITANIUM DIOXIDE.
Claim 2
Dependent Claim
32 words
A DIELECTRIC MATERIAL CONSISTING ESSENTIALLY OF BARIUM TITANATE, APPROXIMATELY 1 TO 3 MOL PERCENT ZIRCONIUM DIOXIDE, APPROXIMATELY 2 TO 4 MOL PERCENT BISMUTH STANNATE AND 1 TO 2 MOL PERCENT TITANIUM DIOXIDE.
References Cited (Backward Citations)
GB574577A
Cited
US2626220A
Cited
US2533140A
Cited
US2708243A
Cited
US2658833A
Cited
US2908579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |