Patent US2671552A successfully refreshed from Google Patents.
US2671552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interrupted continuous conveyer
Assignee: Individual
•
Filing: 1951-06-19
•
Granted: 1954-03-09
•
Expires: 1971-06-19
Abstract
No abstract record available.
Inventors
- 👤 William C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:11
CPC Classifications
B; B65; B65G; B65G23/00; B65G2811/00; B65G2811/09; B65G2811/095; B65G2811/096
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2452858A
Cited
US1488251A
Cited
US1489167A
Cited
US1736517A
Cited
US2240214A
Cited
US2349292A
Cited
US2437702A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |