Patent US2998149A successfully refreshed from Google Patents.
US2998149A
Expired / Lapsed
US
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Material-handling apparatus
Assignee: BOPP Mfg Inc
•
Filing: 1957-02-18
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Granted: 1961-08-29
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Expires: 1977-02-18
Abstract
No abstract record available.
Inventors
- 👤 Cecil W Bopp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:42
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/24; B60; B60P; B60P1/00; B60P1/54; B60P1/5404; B60P1/5423; B60P1/5433; B66C13/00; B66C13/18; B66C2700/00; B66C2700/06; B66C2700/062; B66C2700/065
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |