US3388280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser energized hot cathode type of electron discharge device
Assignee: Individual
•
Filing: 1966-04-19
•
Granted: 1968-06-11
•
Expires: 1986-04-19
Abstract
No abstract record available.
Inventors
- 👤 Lucia Victor E De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:37
CPC Classifications
H; H01; H01J; H01J1/00; H01J1/02; H01J1/13; H01J1/20; H01J29/00; H01J29/02; H01J29/04; H01J3/00; H01J3/02; H01J3/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3183193A
Cited
US3154748A
Cited
US3177651A
Cited
US3217088A
Cited
US3296795A
Cited
US3295012A
Cited
US3950011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |