Patent US2854608A successfully refreshed from Google Patents.
US2854608A
Expired / Lapsed
US
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High intensity solenoid
Assignee: Individual
•
Filing: 1954-08-17
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Granted: 1958-09-30
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Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Mcguire
- 👤 Louis R Maxwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:40
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/20; H01F7/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1326005A
Cited
US1242497A
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US2065118A
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DE871632C
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US2348055A
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GB580585A
Cited
US2447911A
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US2545549A
Cited
US2534115A
Cited
US2782386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |