US3052789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant heater and method of shielding the same
Assignee: Continental Can Co Inc
•
Filing: 1959-09-17
•
Granted: 1962-09-04
•
Expires: 1979-09-17
Abstract
No abstract record available.
Inventors
- 👤 Bernard E Trainor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:04
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/0033; H05B3/009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US606792A
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US2899663A
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GB160486A
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US2152934A
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US2041631A
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US2375369A
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US2357905A
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US2836698A
Cited
US2916594A
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US2987603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |