US2648423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endless belt conveyer
Assignee: Individual
•
Filing: 1949-04-16
•
Granted: 1953-08-11
•
Expires: 1969-04-16
Abstract
No abstract record available.
Inventors
- 👤 Theodore R Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:12
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/065; B65G17/066; B65G17/30; B65G17/32; B65G17/34; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911525A
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US812374A
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US906858A
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US811991A
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US1495845A
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US1785141A
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US1883007A
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US1973005A
Cited
US2162419A
Cited
US2257758A
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US2333926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |