Patent US2914957A successfully refreshed from Google Patents.
US2914957A
Expired / Lapsed
US
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Training mechanism for belt systems
Assignee: Rayonier Inc
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Filing: 1956-11-13
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Granted: 1959-12-01
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Expires: 1976-11-13
Abstract
No abstract record available.
Inventors
- 👤 Johnson Donald Leland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:14
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/12; B65G39/16; B30; B30B; B30B5/00; B30B5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE283349C
Cited
US1309245A
Cited
US1140890A
Cited
US994910A
Cited
US1982685A
Cited
US2229973A
Cited
FR1119642A
Cited
GB773500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |