Patent US3508813A successfully refreshed from Google Patents.
US2636654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyer control table
Assignee: Toronto Star Ltd
•
Filing: 1949-06-03
•
Granted: 1953-04-28
•
Expires: 1969-06-03
Abstract
No abstract record available.
Inventors
- 👤 Sykes Thomas Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:44
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/14; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US367637A
Cited
US698379A
Cited
US1276193A
Cited
US1463716A
Cited
US1611476A
Cited
US1528030A
Cited
US1649327A
Cited
US2109527A
Cited
US2181088A
Cited
US2420525A
Cited
US2471447A
Cited
US2417643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |