US2856489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Probe thermostat
Assignee: STEVENS MANUFACTURING COMPANY Inc
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Filing: 1958-03-17
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Granted: 1958-10-14
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Expires: 1978-03-17
Abstract
No abstract record available.
Inventors
- 👤 Howard W Bletz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:38
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208; A; A47; A47J; A47J37/00; A47J37/10; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/46; H01H37/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |