US3259117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for smog control
Assignee: FOG AIRE Inc
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Filing: 1964-07-08
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Granted: 1966-07-05
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Expires: 1984-07-08
Abstract
No abstract record available.
Inventors
- 👤 Jess M Ritchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:36
CPC Classifications
F; F01; F01M; F01M13/00; F01M13/02; F02; F02M; F02M25/00; F02M25/022; F02M25/025; F02M25/028; F01M13/021; F01M13/022; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
APPARATUS FOR REDUCING THE CONCENTRATION OF UNBURNED HYDROCARBONS IN AUTOMOBILE EXHAUST GASES COMPRISING A CONTAINER SEALED AT ITS UPPER END BY A REMOVABLE CAP, AN INTAKE CONDUIT COMMUNICATED ADJACENT ONE END WITH THE LOWER INTERIOR END REGION OF SAID CONTAINER AND ADAPTED AT THE OTHER END FOR COMMUNUNICABLE CONNECTION TO THE CRANKCASE INTERIOR OF AN INTERNAL COMBUSTION ENGINE, AN EXIT CONDUIT COMMUNICATED AT ONE END WITH THE UPPER INTERIOR END REGION OF SAID CONTAINER AND ADAPTED AT THE OTHER END FOR COMMUNICABLE CONNECTION TO THE INTAKE MANIFOLD OF SAID ENGINE, AND A NORMALLY CLOSED CHECK VALVE MOUNTED IN SAID CAP IN COMMUNICATION WITH THE INTERIOR OF SAID CONTAINER.
Claim 2
Dependent Claim
108 words
APPARATUS FOR REDUCING THE CONCENTRATION OF UNBURNED HYDROCARBONS IN AUTOMOBILE EXHAUST GASES COMPRISING A CONTAINER SEALED AT ITS UPPER END BY A REMOVABLE CAP, AN INTAKE CONDUIT COMMUNICATED ADJACENT ONE END WITH THE LOWER INTERIOR END REGION OF SAID CONTAINER AND ADAPTED AT THE OTHER END FOR COMMUNUNICABLE CONNECTION TO THE CRANKCASE INTERIOR OF AN INTERNAL COMBUSTION ENGINE, AN EXIT CONDUIT COMMUNICATED AT ONE END WITH THE UPPER INTERIOR END REGION OF SAID CONTAINER AND ADAPTED AT THE OTHER END FOR COMMUNICABLE CONNECTION TO THE INTAKE MANIFOLD OF SAID ENGINE, AND A NORMALLY CLOSED CHECK VALVE MOUNTED IN SAID CAP IN COMMUNICATION WITH THE INTERIOR OF SAID CONTAINER.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |