US2371932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic welt turning mechanism of straight-bar knitting machines
Assignee: Individual
•
Filing: 1944-05-27
•
Granted: 1945-03-20
•
Expires: 1964-05-27
Abstract
No abstract record available.
Inventors
- 👤 Start Harry Wilfred
- 👤 Start Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:29
CPC Classifications
D; D04; D04B; D04B11/00; D04B11/26; D04B11/28; D04B11/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-03-19 | 1948-09-18 | 1949-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-19 | 1952-09-18 | 1953-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-19 | 1956-09-18 | 1957-03-20 | $7700.00 | Window Closed / Lapsed |