US3403268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage controlled pulse delay
Assignee: United States Department of the Navy
•
Filing: 1964-12-18
•
Granted: 1968-09-24
•
Expires: 1984-12-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick L Beckner
- 👤 Michael C Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:36
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2545464A
Cited
US3054910A
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US3049625A
Cited
US3073972A
Cited
US3073971A
Cited
US3225221A
Cited
US3297883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |