Patent US2361998A successfully refreshed from Google Patents.
US2797656A
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US
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Sewing apparatus and methods
Assignee: Singer Co
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Filing: 1954-08-19
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Granted: 1957-07-02
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Expires: 1974-08-19
Abstract
No abstract record available.
Inventors
- 👤 Orland B Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:14
CPC Classifications
D; D05; D05B; D05B25/00; D05B33/00; D05B33/02; D05B35/00; D05B35/02; D05D; D05D2303/00; D05D2303/02; D05D2303/30; D05D2305/00; D05D2305/02; D05D2305/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |