US2674381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discrete material conveyer and distributor
Assignee: Ajax Flexible Coupling Co Inc
•
Filing: 1946-08-27
•
Granted: 1954-04-06
•
Expires: 1966-08-27
Abstract
No abstract record available.
Inventors
- 👤 Robert G Cady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:51
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G47/51; B65G47/5195
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1304553A
Cited
US1322469A
Cited
US635318A
Cited
US1475596A
Cited
US2027697A
Cited
US2412137A
Cited
US2386717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |