Patent US4718866A successfully refreshed from Google Patents.
US2693318A
Expired / Lapsed
US
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Automatic temperature control
Assignee: Individual
•
Filing: 1950-05-24
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Granted: 1954-11-02
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Expires: 1970-05-24
Abstract
No abstract record available.
Inventors
- 👤 Dibert Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:52
CPC Classifications
G; G05; G05D; G05D23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2249844A
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US1349954A
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US1997604A
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US2155233A
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US1979340A
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US2020168A
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US2313554A
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US2363696A
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US2368457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |