US2440280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machine and method of knitting
Assignee: Scott and Williams Inc
•
Filing: 1943-11-13
•
Granted: 1948-04-27
•
Expires: 1963-11-13
Abstract
No abstract record available.
Inventors
- 👤 Robert H Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:24
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/42; D04B9/46; D04B9/56; D04B1/00; D04B1/10; D04B1/102; D04B1/108; D04B1/22; D04B1/24; D04B1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1789494A
Cited
US1023313A
Cited
US1736742A
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US1769856A
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US1803865A
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GB258600A
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US1870701A
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US2123701A
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US2113763A
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US2123284A
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US2178911A
Cited
US2231399A
Cited
US2237144A
Cited
US2237143A
Cited
US2263763A
Cited
US2252768A
Cited
US2252769A
Cited
US2208300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-27 | 1951-10-27 | 1952-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-27 | 1955-10-27 | 1956-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-27 | 1959-10-27 | 1960-04-27 | $7700.00 | Window Closed / Lapsed |