US3009432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine with stepper feed
Assignee: GM Pfaff AG
•
Filing: 1960-07-18
•
Granted: 1961-11-21
•
Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Reeber Rudolf
- 👤 Gross Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:07
CPC Classifications
D; D05; D05B; D05B27/00; D05B27/02; D05B27/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US253731A
Cited
US1550418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |