Patent US2591069A successfully refreshed from Google Patents.
US2591069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of continuously digesting and drying flax straw
Assignee: Individual
•
Filing: 1945-08-31
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Granted: 1952-04-01
•
Expires: 1965-08-31
Abstract
No abstract record available.
Inventors
- 👤 Edwin T Hodge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:16
CPC Classifications
D; D01; D01C; D01C1/00; D01C1/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |