US3071732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse train detector
Assignee: General Dynamics Corp
•
Filing: 1961-05-01
•
Granted: 1963-01-01
•
Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Martin
- 👤 Niertit Frank
- 👤 Bernard H Root
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:40
CPC Classifications
H; H03; H03K; H03K9/00; H03C; H03C1/00; H03K21/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
107 words
IN A PULSE TRAIN DETECTOR, A BISTABLE DEVICE HAVING A FIRST INPUT CIRCUIT FOR SETTING SAID DEVICE AND A SECOND INPUT CIRCUIT FOR RESETTING SAID DEVICE, MEANS FOR DELAYING AN ELECTRICAL IMPULSE HAVING AN INPUT AND AN OUTPUT CIRCUIT, MEANS FOR COUPLING THE INPUT CIRCUIT OF SAID DELAY MEANS TO THE FIRST INPUT CIRCUIT OF SAID BISTABLE DEVICE, A DIFFERENTIATION CIRCUIT, MEANS FOR COUPLING THE OUTPUT CIRCUIT OF SAID DELAY MEANS TO THE SECOND INPUT CIRCUIT OF SAID BISTABLE DEVICE THROUGH SAID DIFFERENTIATION CIRCUIT, AND A SWITCH COUPLED IN SHUNT RELATIONSHIP WITH SAID SECOND INPUT CIRCUIT AND HAVING A CONTROL ELEMENT COUPLED TO SAID FIRST INPUT CIRCUIT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |