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US2890779A
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Flexible conveyer chute
Assignee: TOWNSEND ENGINEERED PRODUCTS I
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Filing: 1958-03-07
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Granted: 1959-06-16
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Expires: 1978-03-07
Abstract
No abstract record available.
Inventors
- 👤 Mark D Aumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:47
CPC Classifications
B; B65; B65G; B65G11/00; B65G11/10; B65G11/103; F; F41; F41A; F41A9/00; F41A9/54; F41A9/56; F41A9/57
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2351370A
Cited
US2488679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-15 | 1962-12-15 | 1963-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-15 | 1966-12-15 | 1967-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-15 | 1970-12-15 | 1971-06-16 | $7700.00 | Window Closed / Lapsed |