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US2789341A
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Ceramic refractory products
Assignee: Thales SA
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Filing: 1951-09-28
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Granted: 1957-04-23
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Expires: 1971-09-28
Abstract
No abstract record available.
Inventors
- 👤 Youssov Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:04
CPC Classifications
C; C22; C22C; C22C29/00; C22C29/12; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/258; Y10T428/29; Y10T428/2982
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2568157A
Cited
US1826456A
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US2294756A
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FR883630A
Cited
US2404598A
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US2545438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |