US2468611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical stop motion for knitting machines
Assignee: Individual
•
Filing: 1947-05-13
•
Granted: 1949-04-26
•
Expires: 1967-05-13
Abstract
No abstract record available.
Inventors
- 👤 Charles W Arrowood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:54
CPC Classifications
D; D04; D04B; D04B35/00; D04B35/10; D04B35/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2079341A
Cited
US2121375A
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US2121376A
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US2184107A
Cited
US2178982A
Cited
US2248315A
Cited
US2420513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |