Patent US2843337A successfully refreshed from Google Patents.
Patent US2114962A successfully refreshed from Google Patents.
US2114962A
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US
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Stitching and trimming machine
Assignee: Singer Co
•
Filing: 1934-05-26
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Granted: 1938-04-19
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Expires: 1954-05-26
Abstract
No abstract record available.
Inventors
- 👤 John D Karle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:37
CPC Classifications
D; D05; D05B; D05B37/00; D05B37/04; D05B37/08; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0259
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-04-18 | 1941-10-18 | 1942-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-18 | 1945-10-18 | 1946-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-18 | 1949-10-18 | 1950-04-19 | $7700.00 | Window Closed / Lapsed |