Patent US3158144A successfully refreshed from Google Patents.
US3158144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Walker
Assignee: —
•
Filing: —
•
Granted: 1964-11-24
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Expires: 1981-11-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:28
CPC Classifications
F; F02; F02D; F02D41/00; F02D41/02; F02D41/04; F02D41/042; F02P; F02P7/00; F02P7/02; F02P7/03; F02D17/00; F02D17/04; F02M; F02M19/00; F02M19/12; Y; Y10; Y10S; Y10S123/00; Y10S123/11; Y10S261/00; Y10S261/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
AN ENGINE HAVING AN IGNITION SYSTEM, A CARBURETOR, IDLE JETS IN SAID CARBURETOR, A COMBINATION SWITCH FOR SAID ENGINE, SAID SWITCH HAVING AN ON AND OFF POSITION, A REMOTE CONTROL FOR SAID IDLE JETS INCLUDING AN OFF AND AN ON POSITION, SAID COMBINATION SWITCH INCLUDING A FIRST SWITCH TO CONTROL SAID IDLE FUEL SHUT OFF, A TIME DELAY DEVICE OF MORE THAN TWO SECONDS, SAID COMBINATION SWITCH INCLUDING A SECOND SWITCH, SAID SECOND SWITCH CONTROLLING SAID IGNITION SYSTEM, THE ACTION OF SAID SECOND SWITCH BEING PARTIALLY CONTROLLED AUTOMATICALLY BY SAID TIME DE-
Claim 2
Dependent Claim
92 words
AN ENGINE HAVING AN IGNITION SYSTEM, A CARBURETOR, IDLE JETS IN SAID CARBURETOR, A COMBINATION SWITCH FOR SAID ENGINE, SAID SWITCH HAVING AN ON AND OFF POSITION, A REMOTE CONTROL FOR SAID IDLE JETS INCLUDING AN OFF AND AN ON POSITION, SAID COMBINATION SWITCH INCLUDING A FIRST SWITCH TO CONTROL SAID IDLE FUEL SHUT OFF, A TIME DELAY DEVICE OF MORE THAN TWO SECONDS, SAID COMBINATION SWITCH INCLUDING A SECOND SWITCH, SAID SECOND SWITCH CONTROLLING SAID IGNITION SYSTEM, THE ACTION OF SAID SECOND SWITCH BEING PARTIALLY CONTROLLED AUTOMATICALLY BY SAID TIME DE-
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |