US3035178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroluminescent panel
Assignee: Hazeltine Research Inc
•
Filing: 1959-12-07
•
Granted: 1962-05-15
•
Expires: 1979-12-07
Abstract
No abstract record available.
Inventors
- 👤 Stone Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:25
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; G; G11; G11C; G11C11/00; G11C11/21; G11C11/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2837661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |