US3107178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High dielectric constant glass
Assignee: GTE Sylvania Inc
•
Filing: 1959-08-05
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Granted: 1963-10-15
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Expires: 1979-08-05
Abstract
No abstract record available.
Inventors
- 👤 Guy E Rindone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:27
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/08; H01B3/087; C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/089; Y; Y10; Y10S; Y10S428/00; Y10S428/917
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
26 words
AN ELECTROLUMINESCENT DEVICE COMPRISING A GLASS LAYER OF HIGH DIELECTRIC CONSTANT CONTAINING TITANIUM OXIDE AND METALLIC IRON PARTICLES, AND A PHORPHOR-DIELECTRIC LAYER OVER SAID GLASS LAYER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |