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US3055324A
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Zigzag sewing machine with automatic motif-frequency control
Assignee: Anker Phoenix Naehmaschinen AG
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Filing: 1957-06-13
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Granted: 1962-09-25
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Expires: 1977-06-13
Abstract
No abstract record available.
Inventors
- 👤 Klaar Albert
- 👤 Wank Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:04
CPC Classifications
D; D05; D05B; D05B27/00; D05B27/22; D05B19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US592510A
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US652327A
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US935847A
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US2202515A
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US2653557A
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DE904020C
Cited
US2905119A
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US2854935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |