US2952164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Operating mechanism for sewing machine controllers
Assignee: Singer Co
•
Filing: 1959-07-13
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Granted: 1960-09-13
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Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Hofgesang William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:12
CPC Classifications
D; D05; D05B; D05B75/00; D05B75/02; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32229; Y10T403/71; Y10T403/7123; Y10T74/00; Y10T74/20; Y10T74/20546; Y10T74/20576; Y10T74/20582; Y10T74/20612; Y10T74/20624
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) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |