US2622281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant for the treatment of the web in the spinning of textile fibers
Assignee: Individual
•
Filing: 1947-12-26
•
Granted: 1952-12-23
•
Expires: 1967-12-26
Abstract
No abstract record available.
Inventors
- 👤 Duesberg Hubert Charles Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:48
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/94; D01G15/96
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US843700A
Cited
US2075156A
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 |