US2633976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food conveyer belting
Assignee: Boston Woven Hose and Rubber Co
•
Filing: 1949-07-14
•
Granted: 1953-04-07
•
Expires: 1969-07-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Knowland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:49
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/30; B65G15/32; B65G2201/00; B65G2201/06; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2369
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1865310A
Cited
US2211607A
Cited
US2318111A
Cited
US2310819A
Cited
US2377650A
Cited
US2434541A
Cited
US2515778A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |