US2966869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zig-zag sewing machine
Assignee: VEB NAHMASCHINENWERK WITTENBERGE
•
Filing: 1956-06-28
•
Granted: 1961-01-03
•
Expires: 1976-06-28
Abstract
No abstract record available.
Inventors
- 👤 Fischer Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:40
CPC Classifications
D; D05; D05B; D05B19/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
BE516704A
Cited
US158596A
Cited
US671680A
Cited
US1338074A
Cited
US2018456A
Cited
US2653557A
Cited
US2755754A
Cited
US2832302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |