US2483670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic switch
Assignee: Individual
•
Filing: 1945-01-25
•
Granted: 1949-10-04
•
Expires: 1965-01-25
Abstract
No abstract record available.
Inventors
- 👤 Reingruber Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:45
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US490926A
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US726490A
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US1053550A
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US1212260A
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US1443601A
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US2087024A
Cited
FR805747A
Cited
US2133309A
Cited
FR847860A
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US2235697A
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US2217328A
Cited
US2248666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |