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US3177650A Expired / Lapsed US ⏱️ 0.0 years remaining

Device for reducing air pollution from internal combustion engines

Assignee: Individual
•
Filing: 1962-11-27
•
Granted: 1965-04-13
•
Expires: 1982-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Caruso John

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 08:18
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/02; F01N3/021; F01N3/0215; F01N13/00; F01N13/009; F01N13/0097; F01N3/0211; F01N3/05; F01N3/08; F01N3/10; F01N3/18; F01N3/24; F01N3/30; F01N3/34; F01N2230/00; F01N2230/02; F01N2290/00; F01N2290/02; F01N2290/06; F01N2330/00; F01N2330/10; F01N2330/101; F01N2330/102; F01N2450/00; F01N2450/30; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S55/00; Y10S55/30

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 160 words
AN AIR POLLUTION CONTROL DEVICE FOR USE WITH A MOTOR VEHICLE HAVING AN INTERNAL COMBUSTION ENGINE, AN EXHAUST MANIFOLD LEADING FROM SAID ENGINE, AN EXHAUST PIPE LEADING FROM SAID MANIFOLD, AND A MUFFLER ENTERED BY SAID EXHAUST PIPE; SAID AIR POLLUTION CONTROL DEVICE COMPRISING, IN COMBINATION, A MIXING BOX HAXING AT LEAST ONE INERT, GAS PERMEABLE FILTER ELEMENT DISPOSED ACROSS SAID MIXING BOX DIVIDING SAID MIXING BOX INTO AT LEAST TWO TRANSVERSE COMPARTMENTS, A Y CONNECTION LEADING FROM SAID MUFFLER INTO SAID MIXING BOX, AN ION GENERATOR HAVING A CONTAINER, ELECTRODES WITHIN SAID CONTAINER, AND A HIGH VOLTAGE CURRENT SOURCE CONNECTED TO SAID ELECTRODES, AN ELECTRIC MOTOR, A BLOWER DRIVEN BY SAID ELECTRIC MOTOR FORCING IONIZED AIR FROM SAID CONTAINER OF SAID ION GENERATOR TO SAID Y CONNECTION, IONIZED AIR FROM SAID ION GENERATOR ENTERING SAID MIXING BOX REDUCING THE TOXICITY OF EXHAUST GASES IN SAID MIXING BOX, AND A TAIL PIPE CONDUCTING PURIFIED EXHAUST GASES FROM SAID MIXING BOX.
Claim 2
Dependent Claim 160 words
AN AIR POLLUTION CONTROL DEVICE FOR USE WITH A MOTOR VEHICLE HAVING AN INTERNAL COMBUSTION ENGINE, AN EXHAUST MANIFOLD LEADING FROM SAID ENGINE, AN EXHAUST PIPE LEADING FROM SAID MANIFOLD, AND A MUFFLER ENTERED BY SAID EXHAUST PIPE; SAID AIR POLLUTION CONTROL DEVICE COMPRISING, IN COMBINATION, A MIXING BOX HAXING AT LEAST ONE INERT, GAS PERMEABLE FILTER ELEMENT DISPOSED ACROSS SAID MIXING BOX DIVIDING SAID MIXING BOX INTO AT LEAST TWO TRANSVERSE COMPARTMENTS, A Y CONNECTION LEADING FROM SAID MUFFLER INTO SAID MIXING BOX, AN ION GENERATOR HAVING A CONTAINER, ELECTRODES WITHIN SAID CONTAINER, AND A HIGH VOLTAGE CURRENT SOURCE CONNECTED TO SAID ELECTRODES, AN ELECTRIC MOTOR, A BLOWER DRIVEN BY SAID ELECTRIC MOTOR FORCING IONIZED AIR FROM SAID CONTAINER OF SAID ION GENERATOR TO SAID Y CONNECTION, IONIZED AIR FROM SAID ION GENERATOR ENTERING SAID MIXING BOX REDUCING THE TOXICITY OF EXHAUST GASES IN SAID MIXING BOX, AND A TAIL PIPE CONDUCTING PURIFIED EXHAUST GASES FROM SAID MIXING BOX.

References Cited (Backward Citations)

US1756897A Cited
US1867802A Cited
GB464192A Cited
US2308059A Cited
US2928941A Cited
US3050376A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-04-12 1968-10-12 1969-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-04-12 1972-10-12 1973-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-04-12 1976-10-12 1977-04-13 $7700.00 Window Closed / Lapsed

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