US3275874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically energized heat radiator
Assignee: Jennings Radio Manufacturing Corp
•
Filing: 1962-05-11
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Granted: 1966-09-27
•
Expires: 1982-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jennings Jo Emmett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:47
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/0033; H05B3/009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
AN ELECTRICALLY ENERGIZED HEAT RADIATOR COMPRISING IN COMBINATION, AN ENCLOSED HERMETICALLY SEALED HOUSING OF NONOXIDIZING RELATIVELY THIN METALLIC MATERIAL INCLUDING A RADIATING END PORTION FORMING PART OF THE HERMETICALLY SEALED HOUSING, A FILAMENT SPACED WITHIN THE HOUSING IN SUBSTANTIAL PARALLELISM WITH SAID RADIATING END PORTION, DIELECTRIC MEANS CONNECTED WITH THE WALL OF THE HOUSING ON THE END THEREOF OPPOSITE SAID RADIATING END PORTION TO SUPPORT SAID FILAMENT AND LEAD-IN CONNECTIONS TO THE FILAMENT FROM OUTSIDE TO WITHIN THE HOUSING, AND A HEAT REFLECTOR APART FROM THE INTERIOR SURFACE OF SAID HOUSING AND DISPOSED WITHIN SAID HOUSING ON THE SIDE OF SAID MAXIMUM HEAT RADIATING PORTION OF THE FILAMENT OPPOSITE SAID HEAT CONCENTRATING END WALL PORTION OF THE HOUSING TO FOCUS THE HEAT ON SAID MAXIMUM HEAT RADIATING WALL PORTION.
Claim 2
Dependent Claim
129 words
AN ELECTRICALLY ENERGIZED HEAT RADIATOR COMPRISING IN COMBINATION, AN ENCLOSED HERMETICALLY SEALED HOUSING OF NONOXIDIZING RELATIVELY THIN METALLIC MATERIAL INCLUDING A RADIATING END PORTION FORMING PART OF THE HERMETICALLY SEALED HOUSING, A FILAMENT SPACED WITHIN THE HOUSING IN SUBSTANTIAL PARALLELISM WITH SAID RADIATING END PORTION, DIELECTRIC MEANS CONNECTED WITH THE WALL OF THE HOUSING ON THE END THEREOF OPPOSITE SAID RADIATING END PORTION TO SUPPORT SAID FILAMENT AND LEAD-IN CONNECTIONS TO THE FILAMENT FROM OUTSIDE TO WITHIN THE HOUSING, AND A HEAT REFLECTOR APART FROM THE INTERIOR SURFACE OF SAID HOUSING AND DISPOSED WITHIN SAID HOUSING ON THE SIDE OF SAID MAXIMUM HEAT RADIATING PORTION OF THE FILAMENT OPPOSITE SAID HEAT CONCENTRATING END WALL PORTION OF THE HOUSING TO FOCUS THE HEAT ON SAID MAXIMUM HEAT RADIATING WALL PORTION.
References Cited (Backward Citations)
US1859601A
Cited
US2030820A
Cited
US1954128A
Cited
US2097303A
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US2152923A
Cited
US2601011A
Cited
US2622222A
Cited
US3148296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |