US2955702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt conveyor cover
Assignee: Marmon Herrington Co
•
Filing: 1958-10-24
•
Granted: 1960-10-11
•
Expires: 1978-10-24
Abstract
No abstract record available.
Inventors
- 👤 John B Long
- 👤 Cecil E Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:07
CPC Classifications
B; B65; B65G; B65G43/00; B65G2812/00; B65G2812/02; B65G2812/02009; B65G2812/02108
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US272006A
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US1854561A
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US2038471A
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US2597345A
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US2875886A
Cited
US2828851A
Cited
US2883035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |