US2589524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cloth roll control mechanism
Assignee: STEEL AND ALLOY TANK Co
•
Filing: 1948-09-24
•
Granted: 1952-03-18
•
Expires: 1968-09-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Zabriskie
- 👤 William E Lundgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:40
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/04; D03D49/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US674424A
Cited
GB191511368A
Cited
US1691145A
Cited
US2242431A
Cited
US2425781A
Cited
US2570360A
Cited
US2463966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |