Patent US2492386A successfully refreshed from Google Patents.
US2492386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet sorting device
Assignee: Ditto Inc
•
Filing: 1945-05-04
•
Granted: 1949-12-27
•
Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 Alfred E Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:15
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/58; B65H29/60; Y; Y10; Y10S; Y10S209/00; Y10S209/941
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE502109C
Cited
US867684A
Cited
US1063338A
Cited
US1086167A
Cited
US1282626A
Cited
US1307681A
Cited
US1762286A
Cited
AT121807B
Cited
US1823042A
Cited
US2076700A
Cited
US1985211A
Cited
US2241168A
Cited
US2306044A
Cited
US2367416A
Cited
US2300029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |