Patent US3157172A successfully refreshed from Google Patents.
US3157172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ozonizing means in combustion engines
Assignee: Individual
•
Filing: 1963-05-16
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Granted: 1964-11-17
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Expires: 1983-05-16
Abstract
No abstract record available.
Inventors
- 👤 Georg S Mittelstaedt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:30
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/62; Y; Y10; Y10S; Y10S55/00; Y10S55/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A MULTICYLINDER COMBUSTION ENGINE HAVING AN INTAKE LINE, A COMBUSTION ZONE, AN EXHAUST LINE, AND AN IGNITION SYSTEM INCLUDING A DISTRIBUTOR WHICH COMPRISES A BASE, A DRIVESHAFT, A BREAKER CAM ON THE DRIVESHAFT OPERATING A PRIMARY-CIRCUIT BREAKER, A CONDENSER, A ROTOR MOUNTED ON THE DRIVESHAFT OVER THE BREAKER CAM, A CAP DISPOSED ON THE DISTRIBUTOR BASE, A SERIES OF HIGH-TENSION TERMINALS IN THE CAP PLACED IN A CIRCLE AROUND A CENTRAL HIGH-TENSION TERMINAL, A METAL SEGMENT IN THE ROTOR ARM SWEEPING PAST THE OUTER HIGH-TENSION TERMINALS, AND MEANS CONNECTING SAID SEGMENT TO THE CENTER HIGH-TENSION TERMINAL, AN AIR INLET AND AN OUTLET IN THE DISTRIBUTOR, A CONNECTING TUBE LEADING FROM SAID OUTLET TO THE EXHAUST LINE OF THE ENGINE, AND MEANS PRODUCING FLOW THROUGH SAID INLET INTO THE DISTRIBUTOR, THROUGH SAID OUTLET OUT OF THE DISTRIBUTOR, AND THROUGH THE CONNECTING TUBE INTO THE EXHAUST LINE OF THE COMBUSTION ENGINE.
Claim 2
Dependent Claim
150 words
IN A MULTICYLINDER COMBUSTION ENGINE HAVING AN INTAKE LINE, A COMBUSTION ZONE, AN EXHAUST LINE, AND AN IGNITION SYSTEM INCLUDING A DISTRIBUTOR WHICH COMPRISES A BASE, A DRIVESHAFT, A BREAKER CAM ON THE DRIVESHAFT OPERATING A PRIMARY-CIRCUIT BREAKER, A CONDENSER, A ROTOR MOUNTED ON THE DRIVESHAFT OVER THE BREAKER CAM, A CAP DISPOSED ON THE DISTRIBUTOR BASE, A SERIES OF HIGH-TENSION TERMINALS IN THE CAP PLACED IN A CIRCLE AROUND A CENTRAL HIGH-TENSION TERMINAL, A METAL SEGMENT IN THE ROTOR ARM SWEEPING PAST THE OUTER HIGH-TENSION TERMINALS, AND MEANS CONNECTING SAID SEGMENT TO THE CENTER HIGH-TENSION TERMINAL, AN AIR INLET AND AN OUTLET IN THE DISTRIBUTOR, A CONNECTING TUBE LEADING FROM SAID OUTLET TO THE EXHAUST LINE OF THE ENGINE, AND MEANS PRODUCING FLOW THROUGH SAID INLET INTO THE DISTRIBUTOR, THROUGH SAID OUTLET OUT OF THE DISTRIBUTOR, AND THROUGH THE CONNECTING TUBE INTO THE EXHAUST LINE OF THE COMBUSTION ENGINE.
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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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |