US2430084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Take-up means for sewing machines
Assignee: Union Special Machine Co
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Filing: 1944-10-12
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Granted: 1947-11-04
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Expires: 1964-10-12
Abstract
No abstract record available.
Inventors
- 👤 Clarence C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:51
CPC Classifications
D; D05; D05B; D05B49/00; D05B49/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US830353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-03 | 1951-05-05 | 1951-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-03 | 1955-05-05 | 1955-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-03 | 1959-05-05 | 1959-11-04 | $7700.00 | Window Closed / Lapsed |