US2846543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal relay
Assignee: King Seeley Corp
•
Filing: 1956-08-20
•
Granted: 1958-08-05
•
Expires: 1976-08-20
Abstract
No abstract record available.
Inventors
- 👤 Emil E Sivacek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:09
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/46; H01H37/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166498A
Cited
US923839A
Cited
US1804709A
Cited
US1868500A
Cited
FR757112A
Cited
US2126199A
Cited
US2225086A
Cited
US2312974A
Cited
DE828270C
Cited
US2692955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |