US2430686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gravity flow cotton dryer having opposed throwing members
Assignee: Individual
•
Filing: 1945-05-03
•
Granted: 1947-11-11
•
Expires: 1965-05-03
Abstract
No abstract record available.
Inventors
- 👤 William J Roeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:22
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/12; F26B17/14; F26B17/1433; F26B17/1466; F26B17/1491
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US464784A
Cited
US505116A
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US693455A
Cited
US1535804A
Cited
US1796324A
Cited
GB326085A
Cited
GB395912A
Cited
US2214680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-10 | 1951-05-12 | 1951-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-10 | 1955-05-12 | 1955-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-10 | 1959-05-12 | 1959-11-11 | $7700.00 | Window Closed / Lapsed |