US3208443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition system
Assignee: Dynatech Corp
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Filing: 1964-03-16
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Granted: 1965-09-28
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Hurwitz Mathew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:50
CPC Classifications
F; F02; F02P; F02P3/00; F02P3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A MULTIPLE-OUTPUT VOLTAGE SOURCE FOR USE IN AN IGNITION SYSTEM FOR A MULTIPLE CYLINDER INTERNAL COMBUSTION ENGINE, SAID SOURCE COMPRISING, IN COMBINATION, A. A PLURALITY OF ELECTROMECHANICAL TRANSDUCERS, EACH OFF WHICH HAS FIRST AND SECOND TERMINALS AND DEVELOPS BETWEEN SAID TERMINALS A VOLTAGE SUFFICIENT TO FIRE A SPARK PLUG IN SAID ENGINE WHEN THE TRANSDUCER IS STRESSED, B. A HOUSING SUPPORTING SAID TRANSDUCERS WITH SAID FIRST TERMINALS THEREOF ELECTRICALLY INSULTED FROM EACH OTHER, C. CONDUCTOR MEANS IN FIXED CONTACT WITH AND CONNECTING TOGETER SAID SECOND TRANSDUCER TERMINALS, AND
Claim 2
Dependent Claim
88 words
A MULTIPLE-OUTPUT VOLTAGE SOURCE FOR USE IN AN IGNITION SYSTEM FOR A MULTIPLE CYLINDER INTERNAL COMBUSTION ENGINE, SAID SOURCE COMPRISING, IN COMBINATION, A. A PLURALITY OF ELECTROMECHANICAL TRANSDUCERS, EACH OFF WHICH HAS FIRST AND SECOND TERMINALS AND DEVELOPS BETWEEN SAID TERMINALS A VOLTAGE SUFFICIENT TO FIRE A SPARK PLUG IN SAID ENGINE WHEN THE TRANSDUCER IS STRESSED, B. A HOUSING SUPPORTING SAID TRANSDUCERS WITH SAID FIRST TERMINALS THEREOF ELECTRICALLY INSULTED FROM EACH OTHER, C. CONDUCTOR MEANS IN FIXED CONTACT WITH AND CONNECTING TOGETER SAID SECOND TRANSDUCER TERMINALS, AND
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |