US2440333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machine and method of knitting
Assignee: Hemphill Co
•
Filing: 1945-09-12
•
Granted: 1948-04-27
•
Expires: 1965-09-12
Abstract
No abstract record available.
Inventors
- 👤 Fregeolle Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:09
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/10; D04B15/00; D04B15/06; D04B15/08; D04B15/38; D04B15/40; D04B15/42; D04B15/88; D04B35/00; D04B35/02; D04B35/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190916767A
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GB277725A
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US2057436A
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US2011360A
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US2167390A
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US2243007A
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GB514666A
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US2374857A
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US2376044A
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US2402744A
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 |