US3088447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for automotive exhaust air pollution
Assignee: Individual
•
Filing: 1961-12-05
•
Granted: 1963-05-07
•
Expires: 1981-12-05
Abstract
No abstract record available.
Inventors
- 👤 Ray A Henderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:06
CPC Classifications
F; F02; F02M; F02M25/00; F02M25/06; F01; F01M; F01M13/00; F01M13/02; F01M13/021; F01M13/022; F01M13/023; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN COMBINATION WITH AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, A SOURCE OF COMBUSTIBLE MIXTURE AND AN INTAKE MANIFOLD TO SUPPLY THE MIXTURE TO THE ENGINE; MEANS FOR REDUCING THE AIR POLLUTANT PRODUCTS OF THE ENGINE, COMPRISING: AN ADAPTER MOUNTED BETWEEN SAID SOURCE OF COMBUSTIBLE MIXTURE AND SAID INTAKE MANIFOLD AND HAVING AN OPENING THROUGH WHICH THE COMBUSTIBLE MIXTURE PASSES; AN INLET PORT IN SAID OPENING; A PIPE CONNECTING SAID INLET PORT WITH SAID CRANKCASE TO CONDUCT CRANKCASE VAPORS INTO SAID OPENING; A FLOW CONTROL VALVE IN SAID PIPE; AND AN ADJUSTABLE METERING VALVE IN SAID INLET PORT.
Claim 2
Dependent Claim
98 words
IN COMBINATION WITH AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, A SOURCE OF COMBUSTIBLE MIXTURE AND AN INTAKE MANIFOLD TO SUPPLY THE MIXTURE TO THE ENGINE; MEANS FOR REDUCING THE AIR POLLUTANT PRODUCTS OF THE ENGINE, COMPRISING: AN ADAPTER MOUNTED BETWEEN SAID SOURCE OF COMBUSTIBLE MIXTURE AND SAID INTAKE MANIFOLD AND HAVING AN OPENING THROUGH WHICH THE COMBUSTIBLE MIXTURE PASSES; AN INLET PORT IN SAID OPENING; A PIPE CONNECTING SAID INLET PORT WITH SAID CRANKCASE TO CONDUCT CRANKCASE VAPORS INTO SAID OPENING; A FLOW CONTROL VALVE IN SAID PIPE; AND AN ADJUSTABLE METERING VALVE IN SAID INLET PORT.
References Cited (Backward Citations)
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US2359485A
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US2240459A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |