US2374532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of knitting
Assignee: Hemphill Co
•
Filing: 1944-02-08
•
Granted: 1945-04-24
•
Expires: 1964-02-08
Abstract
No abstract record available.
Inventors
- 👤 Fregeolle Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:34
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/26; D04B9/28; D04B9/30; D04B9/32; D04B1/00; D04B1/10; D04B1/12; D04B1/126; D04B15/00; D04B15/06
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) | 1948-04-23 | 1948-10-23 | 1949-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-23 | 1952-10-23 | 1953-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-23 | 1956-10-23 | 1957-04-24 | $7700.00 | Window Closed / Lapsed |