US3194944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically attached engine heater
Assignee: Individual
•
Filing: 1963-06-18
•
Granted: 1965-07-13
•
Expires: 1983-06-18
Abstract
No abstract record available.
Inventors
- 👤 Stephen J Papp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:28
CPC Classifications
H; H05; H05B; H05B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A MAGNETIC WARMING UNIT COMPRISING A GENERALLY FLAT HEATER MEANS HAVING ONE FACE THEREOF POSITIONABLE AGAINST AN ENGINE SURFACE, A HANDLE IN THE FORM OF AN ELONGATED LOOSELY WOUND SLIGHTLY FLEXIBLE COIL SPRING EXTENDING TRANSVERSELY ACROSS THE HEATER MEANS AND BEYOND THE OPPOSITE SIDES THEREOF, SAID COIL SPRING BEING IN A PLANE SPACED ABOVE THE HEATER MEANS, MEANS FIXING THE HEATER MEANS TO THE COIL SPRING INWARDLY OF THE ENDS THEREOF EXTENDING BEYOND THE HEATER MEANS, AND MAGNET MEANS SECURED TO EACH END OF THE COIL SPRING AND PROJECTING THEREFROM, IN OUTWARDLY SPACED RELATION TO THE ADJOINING SIDE OF THE HEATER MEANS, INTO SUBSTANTIALLY THE PLANE OF SAID ONE FACE OF THE FLAT HEATER FOR ENGAGEMENT WITH THE ENGINE SURFACE, THE SLIGHTLY FLEXIBLE COIL SPRING ENABLING AN ACCOMMODATION OF THE MAGNET MEANS TO SURFACE IRREGULARITIES ON THE ENGINE.
Claim 2
Dependent Claim
138 words
A MAGNETIC WARMING UNIT COMPRISING A GENERALLY FLAT HEATER MEANS HAVING ONE FACE THEREOF POSITIONABLE AGAINST AN ENGINE SURFACE, A HANDLE IN THE FORM OF AN ELONGATED LOOSELY WOUND SLIGHTLY FLEXIBLE COIL SPRING EXTENDING TRANSVERSELY ACROSS THE HEATER MEANS AND BEYOND THE OPPOSITE SIDES THEREOF, SAID COIL SPRING BEING IN A PLANE SPACED ABOVE THE HEATER MEANS, MEANS FIXING THE HEATER MEANS TO THE COIL SPRING INWARDLY OF THE ENDS THEREOF EXTENDING BEYOND THE HEATER MEANS, AND MAGNET MEANS SECURED TO EACH END OF THE COIL SPRING AND PROJECTING THEREFROM, IN OUTWARDLY SPACED RELATION TO THE ADJOINING SIDE OF THE HEATER MEANS, INTO SUBSTANTIALLY THE PLANE OF SAID ONE FACE OF THE FLAT HEATER FOR ENGAGEMENT WITH THE ENGINE SURFACE, THE SLIGHTLY FLEXIBLE COIL SPRING ENABLING AN ACCOMMODATION OF THE MAGNET MEANS TO SURFACE IRREGULARITIES ON THE ENGINE.
References Cited (Backward Citations)
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Cited
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |