US3289668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snow and ice melting and traction device for vehicles
Assignee: Individual
•
Filing: 1964-02-11
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Granted: 1966-12-06
•
Expires: 1984-02-11
Abstract
No abstract record available.
Inventors
- 👤 Drucker Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:21
CPC Classifications
B; B60; B60B; B60B39/00; B60B39/02; B60B39/021; B60B39/023; B60B39/025; B60B39/026; B60B39/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
IN COMBINATION WITH AN AUTOMOTIVE VEHICLE HAVING A CONTROL PANEL, A PAIR OF DRIVING WHEELS, AN ENGINE, AN ENGINE EXHAUST PIPE FOR RECEIVING HOT EXHAUST GASES FROM THE ENGINE, AND A MUFFER FOR SILENCING, COOLING AND DISCHARGING EXHAUST GASES, A VALVE ASSEMBLY HAVING AN INLET FOR CONNECTION TO SAID EXHAUST PIPE TO RECEIVE THE HOT EXHAUST GASES THEREFROM, AND AN OUTLET FOR CONNECTING SAID MUFFLER THERETO, A PAIR OF OUTLET PIPES CONNECTED TO TWO OTHER OUTLETS OF SAID VALVE ASSEMBLY, A MOVABLE GAS DISTRIBUTOR MEMBER IN SAID VALVE ASSEMBLY FOR SELECTIVELY PASSING EXHAUST GAS FROM SAID INLET TO SELECTED ONES OF SAID OUTLETS, NOZZLES AT OUTER ENDS OF THE OUTLET PIPES TERMINATING IN FRONT OF SAID WHEELS RESPECTIVELY, AND CONTROL MEANS ON THE CONTROL PANEL OPERATIVELY CONNECTED TO SAID VALVE ASSEMBLY FOR ACTUATING SAID GAS DISTRIBUTOR MEMBER TO DIVERT EXHAUST GAS SELECTIVELY TO ONE OF THE NOZZLES IN ONE POSITION OF SAID MEMBER, TO THE OTHER NOZZLE IN A SECOND POSITION OF SAID MEMBER, TO BOTH OF SAID NOZZLES SIMULTANEOUSLY IN A THIRD POSITION OF SAID MEMBER, AND TO SAID MUFFLER ALONG IN A FOURTH POSITION OF SAID MEMBER.
Claim 2
Dependent Claim
189 words
IN COMBINATION WITH AN AUTOMOTIVE VEHICLE HAVING A CONTROL PANEL, A PAIR OF DRIVING WHEELS, AN ENGINE, AN ENGINE EXHAUST PIPE FOR RECEIVING HOT EXHAUST GASES FROM THE ENGINE, AND A MUFFER FOR SILENCING, COOLING AND DISCHARGING EXHAUST GASES, A VALVE ASSEMBLY HAVING AN INLET FOR CONNECTION TO SAID EXHAUST PIPE TO RECEIVE THE HOT EXHAUST GASES THEREFROM, AND AN OUTLET FOR CONNECTING SAID MUFFLER THERETO, A PAIR OF OUTLET PIPES CONNECTED TO TWO OTHER OUTLETS OF SAID VALVE ASSEMBLY, A MOVABLE GAS DISTRIBUTOR MEMBER IN SAID VALVE ASSEMBLY FOR SELECTIVELY PASSING EXHAUST GAS FROM SAID INLET TO SELECTED ONES OF SAID OUTLETS, NOZZLES AT OUTER ENDS OF THE OUTLET PIPES TERMINATING IN FRONT OF SAID WHEELS RESPECTIVELY, AND CONTROL MEANS ON THE CONTROL PANEL OPERATIVELY CONNECTED TO SAID VALVE ASSEMBLY FOR ACTUATING SAID GAS DISTRIBUTOR MEMBER TO DIVERT EXHAUST GAS SELECTIVELY TO ONE OF THE NOZZLES IN ONE POSITION OF SAID MEMBER, TO THE OTHER NOZZLE IN A SECOND POSITION OF SAID MEMBER, TO BOTH OF SAID NOZZLES SIMULTANEOUSLY IN A THIRD POSITION OF SAID MEMBER, AND TO SAID MUFFLER ALONG IN A FOURTH POSITION OF SAID MEMBER.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |