US2776896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic composition having thermal shock resistance
Assignee: Cambridge Tile Manufacturing Co
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Filing: 1952-10-22
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Granted: 1957-01-08
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Expires: 1972-10-22
Abstract
No abstract record available.
Inventors
- 👤 Cameron G Harman
- 👤 John W Lennon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:08
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C04B35/462; C04B35/478
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
ALUMINUM TITANATE HAVING APPROXIMATELY 1 TO 50 MOLE PERCENT OF IRON TITANATE IN SOLID SOLUTION THEREWITH, THE SAID IRON TITANATE BEING EFFECTIVE TO STABILIZE THE ALUMINUM TITANATE AGAINST DECOMPOSITION DURING HEATING
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) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |