US2801727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor of transversely varying width
Assignee: Individual
•
Filing: 1952-12-30
•
Granted: 1957-08-06
•
Expires: 1972-12-30
Abstract
No abstract record available.
Inventors
- 👤 Malnati Cesare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:34
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/10; B65G15/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US145447A
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DE525995C
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US1208234A
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US1814652A
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US1938110A
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US2393191A
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US2562949A
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US2619703A
Cited
US2594591A
Cited
US2626422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |