US2932266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically driven portable bag sewing machine
Assignee: Union Special GmbH
•
Filing: 1957-07-15
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Granted: 1960-04-12
•
Expires: 1977-07-15
Abstract
No abstract record available.
Inventors
- 👤 Lutz Friedrich
- 👤 Daniel Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:56
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)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |