US2780931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machine and method
Assignee: Scott and Williams Inc
•
Filing: 1947-02-13
•
Granted: 1957-02-12
•
Expires: 1967-02-13
Abstract
No abstract record available.
Inventors
- 👤 Robert H Lawson
- 👤 Paul W Bristow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:40
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/26; D04B9/28; D04B9/30; D04B9/32; D04B1/00; D04B1/10; D04B1/102; D04B1/104; D04B1/106; D04B1/22; D04B1/24; D04B1/26; D04B15/00; D04B15/32; D04B15/325; D04B15/66; D04B15/68; D04B9/10
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-12 | 1960-08-13 | 1961-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-12 | 1964-08-13 | 1965-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-12 | 1968-08-13 | 1969-02-12 | $7700.00 | Window Closed / Lapsed |