Patent US3074201A successfully refreshed from Google Patents.
US3074201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy locomotive
Assignee: Louis Marx and Co Inc
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Filing: 1961-12-19
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Granted: 1963-01-22
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Expires: 1981-12-19
Abstract
No abstract record available.
Inventors
- 👤 Eugene W Fileger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:43
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/28; A63H19/00; A63H19/02; A63H19/10; A63H19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
THE COMBINATION WITH A TOY STEAM LOCOMOTIVE HAVING THE USUAL WHEELS AND CONCEALED ELECTRIC MOTOR FOR DRIVING THE SAME, A SIMULATED BOILER, SMOKE STACK, STEAM CHESTS, AND DRIVE RODS BETWEEN THE STEAM CHESTS AND THE WHEELS, OF MEANS TO GENERATE VAPOR AND TO EJECT THE SAME IN PUFFS AT THE STEAM CHESTS, AND AT THE SMOKE STACK, SAID MEANS COMPRISING UPPER AND LOWER CAST BODIES OF METAL, THE LOWER BODY COMPRISING AN OIL PAN WITH A HORIZONTAL FLANGE OF SUBSTANTIAL AREA, AND TWO DOWNWARDLY AND OUTWARDLY SLOPING TROUGHS, THE UPPER BODY CLOSING THE TOP OF THE OIL PAN AND COMPRISING A MATING FLANGE OF SUBSTANTIAL AREA, AN UPRIGHT TUBE LEADING TO THE SMOKE STACK OF THE LOCOMOTIVE, A HOLLOW ENLARGEMENT ABOVE THE FLANGE AT ONE SIDE OF THE UPRIGHT TUBE PROVIDING A HORIZONTAL CYLINDER, AND WEDGE-SHAPED ELEMENTS BENEATH THE FLANGE DIMENSIONED TO FILL THE AFORESAID TROUGH OF THE LOWER BODY EXCEPT NEAR THE BOTTOM THEREOF, WHERE DISCHARGE PASSAGES ARE LEFT FOR DISCHARGE OF PUFFS IN A DOWNWARD AND OUTWARD DIRECTION AT THE STEAM CHESTS, A PISTON IN SAID CYLINDER, AND MEANS CONNECTING THE PISTON TO A DRIVE ROD FOR OPERATION IN SYNCHRONISM WITH SAID DRIVE ROD.
Claim 2
Dependent Claim
196 words
THE COMBINATION WITH A TOY STEAM LOCOMOTIVE HAVING THE USUAL WHEELS AND CONCEALED ELECTRIC MOTOR FOR DRIVING THE SAME, A SIMULATED BOILER, SMOKE STACK, STEAM CHESTS, AND DRIVE RODS BETWEEN THE STEAM CHESTS AND THE WHEELS, OF MEANS TO GENERATE VAPOR AND TO EJECT THE SAME IN PUFFS AT THE STEAM CHESTS, AND AT THE SMOKE STACK, SAID MEANS COMPRISING UPPER AND LOWER CAST BODIES OF METAL, THE LOWER BODY COMPRISING AN OIL PAN WITH A HORIZONTAL FLANGE OF SUBSTANTIAL AREA, AND TWO DOWNWARDLY AND OUTWARDLY SLOPING TROUGHS, THE UPPER BODY CLOSING THE TOP OF THE OIL PAN AND COMPRISING A MATING FLANGE OF SUBSTANTIAL AREA, AN UPRIGHT TUBE LEADING TO THE SMOKE STACK OF THE LOCOMOTIVE, A HOLLOW ENLARGEMENT ABOVE THE FLANGE AT ONE SIDE OF THE UPRIGHT TUBE PROVIDING A HORIZONTAL CYLINDER, AND WEDGE-SHAPED ELEMENTS BENEATH THE FLANGE DIMENSIONED TO FILL THE AFORESAID TROUGH OF THE LOWER BODY EXCEPT NEAR THE BOTTOM THEREOF, WHERE DISCHARGE PASSAGES ARE LEFT FOR DISCHARGE OF PUFFS IN A DOWNWARD AND OUTWARD DIRECTION AT THE STEAM CHESTS, A PISTON IN SAID CYLINDER, AND MEANS CONNECTING THE PISTON TO A DRIVE ROD FOR OPERATION IN SYNCHRONISM WITH SAID DRIVE ROD.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |