US3293527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic contact fuze
Assignee: Individual
•
Filing: 1964-09-01
•
Granted: 1966-12-20
•
Expires: 1984-09-01
Abstract
No abstract record available.
Inventors
- 👤 Julich Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:36
CPC Classifications
F; F42; F42C; F42C11/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
IN AN ELECTRONIC CONTACT FUZE, THE COMBINATION OF MEANS FOR APPLYING A SUBSTANTIALLY CONSTANT UNIDIRECTIONAL VOLTAGE, A PARALLEL CIRCUIT HAVING IN ONE OF ITS BRANCHES A GAS DIODE AND IN THE OTHER OF ITS BRANCHES A SERIES-CONNECTED CAPACITOR AND FIRST RESISTOR, A SECOND RESISTOR, A FUZE ARMING CIRCUIT, A ZENER DIODE CONNECTED BETWEEN SAID PARALLEL CIRCUIT AND SAID ARMING CIRCUIT, AND MEANS FOR APPLYING SAID UNDIRECTIONAL VOLTAGE THROUGH SAID SECOND RESISTOR TO SAID PARALLEL CIRCUIT AND TO SAID ZENER DIODE, THE VALUES OF SAID FIRST AND SECOND RESISTORS BEING SO RELATED THAT AFTER A PREDETERMINED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |