Patent US2573183A successfully refreshed from Google Patents.
US2573183A
Expired / Lapsed
US
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Polarized electromagnet with moving coil armature
Assignee: Honeywell Inc
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Filing: 1948-06-03
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Granted: 1951-10-30
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Expires: 1968-06-03
Abstract
No abstract record available.
Inventors
- 👤 Alex B Chudyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:09
CPC Classifications
H; H01; H01H; H01H53/00; H01H53/01; H01H53/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US618175A
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US2414462A
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US1049040A
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US1759933A
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GB324075A
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GB357234A
Cited
US1866436A
Cited
US2016622A
Cited
DE556905C
Cited
US1927346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |