Patent US2401926A successfully refreshed from Google Patents.
US2401926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of obtaining moisture regain in fibrous materials
Assignee: Parks and Woolson Machine Co
•
Filing: 1944-08-17
•
Granted: 1946-06-11
•
Expires: 1964-08-17
Abstract
No abstract record available.
Inventors
- 👤 Wilfred N Hadley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:43
CPC Classifications
D; D01; D01G; D01G99/00; D01G99/005; D06; D06B; D06B1/00; D06C; D06C2700/00; D06C2700/13; D06C2700/135
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1949-06-10 | 1949-12-10 | 1950-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-06-10 | 1953-12-10 | 1954-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-06-10 | 1957-12-10 | 1958-06-11 | $7700.00 | Window Closed / Lapsed |