Patent US2745525A successfully refreshed from Google Patents.
US2745525A
Expired / Lapsed
US
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Electric transmitter for sewing machines
Assignee: Union Special Machine Co
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Filing: 1954-07-23
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Granted: 1956-05-15
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Expires: 1974-07-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur N Hale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:15
CPC Classifications
D; D05; D05B; D05B69/00; D05B69/10; D05B69/12; D05B69/125; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679; Y10T74/19684; Y10T74/1987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1466236A
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US1786118A
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US2014258A
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US2064723A
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US2164670A
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US2250981A
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US2535046A
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US2583751A
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US2685804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |