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Patent US2645191A successfully refreshed from Google Patents.
US2645191A
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Attachable feeding foot for sewing machine attachments
Assignee: Greist Manufacturing Co
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Filing: 1951-10-24
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Granted: 1953-07-14
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Expires: 1971-10-24
Abstract
No abstract record available.
Inventors
- 👤 Connors John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:49
CPC Classifications
D; D05; D05B; D05B3/00; D05B3/24; D10; D10B; D10B2501/00; D10B2501/06; D10B2501/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US300531A
Cited
US2482607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |