Patent US2810084A successfully refreshed from Google Patents.
US2810084A
Expired / Lapsed
US
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Motor and end bell therefor
Assignee: Iron Fireman Manufacturing Co
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Filing: 1955-07-18
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Granted: 1957-10-15
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Expires: 1975-07-18
Abstract
No abstract record available.
Inventors
- 👤 Anthony E Sprando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:15
CPC Classifications
H; H02; H02K; H02K9/00; H02K9/02; H02K9/04; H02K9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1500401A
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US1725740A
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US1822859A
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US2041442A
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DE740375C
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US2281858A
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GB619587A
Cited
FR973951A
Cited
GB648665A
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US2785424A
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US2709228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |