US2718202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed throw-out mechanisms for sewing machines
Assignee: Singer Co
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Filing: 1953-06-09
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Granted: 1955-09-20
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Expires: 1973-06-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Johnson
- 👤 Malcolm S Park
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:18
CPC Classifications
D; D05; D05B; D05B27/00; D05B27/22; D05B73/00; D05D; D05D2205/00; D05D2205/02; D05D2205/06
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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |