US2617375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor drive for sewing machines
Assignee: Singer Co
•
Filing: 1947-09-17
•
Granted: 1952-11-11
•
Expires: 1967-09-17
Abstract
No abstract record available.
Inventors
- 👤 Wilbur J Peets
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:53
CPC Classifications
D; D05; D05B; D05B69/00; D05B69/10; D05B69/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR636409A
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US1394320A
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US1417676A
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US1916860A
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US1852807A
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US1962880A
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US1934373A
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US1975744A
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US2064070A
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US2130802A
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US2207251A
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US2318442A
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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) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |