US2943468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp knitting machines
Assignee: F N F MACHINERY Manufacturing Co LT
•
Filing: 1957-10-21
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Granted: 1960-07-05
•
Expires: 1977-10-21
Abstract
No abstract record available.
Inventors
- 👤 Woollett Ralph
- 👤 Boast Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:15
CPC Classifications
D; D04; D04B; D04B27/00; D04B27/06; D04B27/08; D04B23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2030477A
Cited
US2339153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |