US3432664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High voltage field-reversal pulse generator using a laser switching means to activate a field emission x-ray tube
Assignee: United States Atomic Energy Commission
•
Filing: 1964-11-10
•
Granted: 1969-03-11
•
Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 James Berkeley Robison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:28
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/78; H03K3/00; H03K3/02; H03K3/53
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2676309A
Cited
US2769148A
Cited
US3200697A
Cited
US3256439A
Cited
US3214563A
Cited
US3366799A
Cited
US3295011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |