US2960946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable sewing machines
Assignee: Union Special GmbH
•
Filing: 1955-09-20
•
Granted: 1960-11-22
•
Expires: 1975-09-20
Abstract
No abstract record available.
Inventors
- 👤 Lutz Friedrich
- 👤 Daniel Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:15
CPC Classifications
D; D05; D05B; D05B13/00; B; B05; B05C; B05C9/00; B05C9/04; B05C9/045; B65; B65B; B65B51/00; B65B51/04; B65B51/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2434158A
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US2065413A
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US2252356A
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US2484495A
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US2637288A
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US2630086A
Cited
US2678010A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |