US2424853A
Expired / Lapsed
US
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Titanium dioxide dielectric materials
Assignee: General Electric Co
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Filing: 1944-05-06
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Granted: 1947-07-29
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Expires: 1964-05-06
Abstract
No abstract record available.
Inventors
- 👤 Moyer M Safford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:30
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/04; C01G23/047; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C09; C09C; C09C1/00; C09C1/36; C09C1/3607; C09C1/3684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-28 | 1951-01-27 | 1951-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-28 | 1955-01-27 | 1955-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-28 | 1959-01-27 | 1959-07-29 | $7700.00 | Window Closed / Lapsed |