Patent US4621376A successfully refreshed from Google Patents.
US2418445A
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Thread guide for knitting machines
Assignee: VF Corp
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Filing: 1945-04-23
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Granted: 1947-04-08
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Expires: 1965-04-23
Abstract
No abstract record available.
Inventors
- 👤 Roy C Amidon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:52
CPC Classifications
D; D04; D04B; D04B27/00; D04B27/10; D04B23/00; D04B23/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-07 | 1950-10-07 | 1951-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-07 | 1954-10-07 | 1955-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-07 | 1958-10-07 | 1959-04-08 | $7700.00 | Window Closed / Lapsed |