US2622421A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transfer knitting apparatus
Assignee: MAY HOSIERY MILLS
•
Filing: 1951-08-06
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Granted: 1952-12-23
•
Expires: 1971-08-06
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Minton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:13
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2106872A
Cited
US2164337A
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US2040319A
Cited
US2240761A
Cited
US2399002A
Cited
US2442442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |