US2860501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic welt turning mechanism for straight bar knitting machines
Assignee: Individual
•
Filing: 1952-06-21
•
Granted: 1958-11-18
•
Expires: 1972-06-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Cobert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:46
CPC Classifications
D; D04; D04B; D04B11/00; D04B11/26; D04B11/28; D04B11/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1571765A
Cited
US2217520A
Cited
US2120336A
Cited
US2221495A
Cited
US2427163A
Cited
US2495574A
Cited
GB642263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |