US2966870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shuttle mechanisms with cam lock
Assignee: Singer Co
•
Filing: 1957-10-08
•
Granted: 1961-01-03
•
Expires: 1977-10-08
Abstract
No abstract record available.
Inventors
- 👤 Charles A Kessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:40
CPC Classifications
D; D05; D05B; D05B57/00; D05B57/08; D05B57/10; D05B57/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
NL76578C
Cited
US465557A
Cited
US885824A
Cited
US1197265A
Cited
US1217540A
Cited
DE491040C
Cited
DE641450C
Cited
DE606904C
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 |