Patent US2470188A successfully refreshed from Google Patents.
US2470188A
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US
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Sensible heat control system
Assignee: Vapor Heating Corp
•
Filing: 1943-12-03
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Granted: 1949-05-17
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Expires: 1963-12-03
Abstract
No abstract record available.
Inventors
- 👤 Lewis B Rhodes
- 👤 Timothy J Lehane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:03
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/30; F24F11/62; F24F11/63; F24F11/70; F24F11/80; F24F11/83; F24F11/84; F24F11/88; F24F2110/00; F24F2110/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2398333A
Cited
US1459391A
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US2046578A
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US2261582A
Cited
US2256127A
Cited
US2214700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |