US2866028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically actuated contactor
Assignee: Bristol Co
•
Filing: 1955-06-14
•
Granted: 1958-12-23
•
Expires: 1975-06-14
Abstract
No abstract record available.
Inventors
- 👤 John L Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:52
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/64; H01H50/74; H01H50/76; H01H51/00; H01H51/22; H01H51/2236; H01H51/2245; H01H51/2254; H04; H04M; H04M19/00; H04M19/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2547026A
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US2609462A
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US2636094A
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US2675440A
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US2698366A
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US2758173A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |